Resultados de la búsqueda de "electronics"

1. Brand new and high quality. 2. Small and lightweight, easy to carry. 3. Display devices use high bright LED digital tube, stunning display effect. 4. With reverse polarity protection, reverse not burned. 5. The voltmeter only two wires, wiring simple and reliable performance. 6. Suitable for measuring DC voltage, no need external power, measure range: 4.5V ~ 30V. 7. Wide voltage to work, red measure min voltage 2.5V, safe load voltage max 40V, over 40V, maybe damaged. 8. When measuring voltage below 10V, two digits are displayed after the decimal point; when measuring voltage above 10V, one digit is displayed after the decimal point.Specification: General Material Electronic Component Current <30mA Measure Range DC 4.5-30V Input impedance >50Kohm Operating Temperature -10 ~ 65 Degree Celsius Cable Length 20cm Operating Humidity 10 ~ 80% Reading Display 0.56 inch Cutting Size 45.5x25.5mm Size 48x29x22mm Weight 16g Package Weight One Package Weight 0.17kgs / 0.38lb One Package Size 18cm * 10cm * 7cm / 7.09inch * 3.94inch * 2.76inch Qty per Carton 80 Carton Weight 14.50kgs / 31.97lb Carton Size 52cm * 37cm * 36cm / 20.47inch * 14.57inch * 14.17inch Loading Container 20GP: 385 cartons * 80 pcs = 30800 pcs40HQ: 893 cartons * 80 pcs = 71440 pcs

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1. Material: ABS+PP+ electronic components2. Capacity: 6 liters3. Power supply: USB charging 1200 mA lithium battery; 2 AA batteries (not included)4. Automatic opening and closing cover design, easy to use5. A wide range of applications to meet multiple storage needs6. Automatic induction without manual operation7. The internal multi-cell design, the desktop storage is not messy8. Dimensions: 29x17x11.4 cm9. Weight: 700 gramsSpecification: Package Weight One Package Weight 0.72kgs / 1.60lb One Package Size 30cm * 18cm * 13cm / 11.81inch * 7.09inch * 5.12inch Qty per Carton 40 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 40 pcs = 7080 pcs40HQ: 412 cartons * 40 pcs = 16480 pcs

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Descripción del producto Especificaciones del hardware: 1. Chip principal: ESP32 2. Módulo: ESP32-WROVER-B,SIM7000G 3. Interfaz: USB, tarjeta SD, interfaz de entrada solar 4. Memoria Flash: 4 Mb Flash / 8 Mb PSRAM 5. Botón: Reinicio, interruptor de encendido 6. USB a TTL: CP2104 7. Reloj del coche: 40 MHz 8. Tamaño de la tarjeta SIM: Tarjeta nano SIM 9. Antena SIM 10. Antena GPS 11. Rango de temperatura de funcionamiento: -40-85 grados 12. Tamaño del producto: 111 mm x 37 mm x 20 mm 13. Peso del producto: 50 g Especificaciones de potencia: 1. Voltaje de funcionamiento: entrada de 5 V 2. Rango de voltaje de entrada solar: 4,4-6 V 3. Corriente de trabajo: aproximadamente 200 mA 4. Corriente de carga: 780 mA 5. Modelo de batería: 18650 6. Modelo de soporte de batería: soporte de batería 18650 7. Conector JST: 2 pines, 2 mm 8. USB: TIPO C 3.0 Wifi: 1. Normas: FCC/CE-RED/IC/TELEC/KCC/SRRC/NCC 2. Protocolo: 802.11 b/g/n (802.11n, velocidad de hasta 150 Mbps) Admite polimerización A-MPDU y A-MSDU Intervalo de protección de 0,4 s 3. Frecuencia: rango 2,4 GHz ~ 2,5 GHz (2400 M ~ 2483,5 M) 4. Potencia de transmisión: 22dBm 5. Distancia de comunicación: 300 m Bluetooth: 1. Cumple con el protocolo Bluetooth: v4.2BR/EDR y el estándar BLE 2. Radiofrecuencia: con receptor NZIF de sensibilidad de -97dBm, emisor AFH de clase 1, clase 2 y clase 3 3. Frecuencia de audio: frecuencia de audio CVSD y SBC Especificación del software: 1. Modo Wi-Fi: Estación/SoftAP/SoftAP+Estación/P2P 2. Mecanismo de seguridad: WPA/WPA2/WPA2-Enterprise/WPS 3. Tipo de cifrado: AES/RSA/ECC/SHA 4. Actualización de firmware: ¿Descarga UART/OTA? ¿A través de la red/host para descargar y escribir firmware? 5. Desarrollo de software: Soporte para el desarrollo de servidores en la nube/SDK para el desarrollo de firmware de usuario 6. Protocolo de red: IPV4, IPV6, SSL, TCP/UDP/HTTP/FTP/MQTT 7. Configuración de usuario: conjunto de instrucciones AT +, servidor en la nube, aplicación Android/iOS 8. Sistema operativo: FreeRTOS Función de actualización de versión: 1. Los polos positivo y negativo de las baterías están conectados a la protección incorrecta, protección contra sobrecarga y sobredescarga. 2. Control de potencia del GPS, reduce el consumo de energía, el más bajo alcanza los 300 uA cuando está inactivo 3. Reemplazo del IC de carga ordinario por un IC de carga solar Especificación: Peso del paquete Peso de un paquete 0,08 kg/0,17 lb Un tamaño de paquete 11 cm x 11 cm x 3 cm (4,33 pulgadas x 4,33 pulgadas x 1,18 pulgadas) Cantidad por caja 100 Peso de la caja 7,50 kg/16,53 lb Tamaño de la caja 57 cm x 32 cm x 24 cm (22,44 pulgadas x 12,6 pulgadas x 9,45 pulgadas) Contenedor de carga 20GP: 609 cajas * 100 piezas = 60900 piezas 40HQ: 1414 cajas * 100 piezas = 141400 piezas

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1. Printing method: thermal printing2. Resolution: 203 DPI3. Printing speed: 152 mm (6") / s4. Printing width: 108 mm (4.25")5. Printing length: 1778 mm (70")6. Central Processing Unit: 32-bit RISC CPU7. Memory: 8MB Flash Memory/8MB SDRAM/Micro SD flash memory card reader can expand the memory to 4GB8. Communication interface: USB2.0 (standard) / TF Card (optional) / serial port (optional) / WIFI (optional) / Bluetooth (optional)9. Power specification: external universal switching power supply / input: AC 100-240V, 1A, 50-60Hz / output: DC 24V, 2.5A, 60W10. Printer language: TSPL, EPL, ZPL, DPL11. Media types: continuous paper, gap paper, folded paper, perforated paper, black mark paper12. Media width: 25.4-115mm (1"-4.5 ")13. Media thickness: 0.06-0.25 mm (2.36-9.8 mil)14. Diameter of the media core: 25.4-76.2 mm (1 "- 3 ")15. Label length: 10 -1778 mm (0.39 "-70 ")16. Appearance size: 219.03x189.62x178.50mm17. Weight: 1.4kgSpecification: Package Weight One Package Weight 2.18kgs / 4.81lb One Package Size 23cm * 34cm * 21cm / 9.06inch * 13.39inch * 8.27inch Qty per Carton 6 Carton Weight 15.23kgs / 33.58lb Carton Size 76cm * 36cm * 52cm / 29.92inch * 14.17inch * 20.47inch Loading Container 20GP: 187 cartons * 6 pcs = 1122 pcs40HQ: 435 cartons * 6 pcs = 2610 pcs

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1. Fan like 3D hologram LED display, very creative 2. 720 x 720 Pixels display resolution, 0.332 square meter display area. 3. Support format: mp4, avi, rmvb, mkv, wkv, wmv, mov, flv, gif, jpg, jpeg, png etc. 4. Memory: 8G 5. 48W rated power, 700RPM rotating speed. 6. Connection: 2.4G WiFi 802.11b/g/n 7. Package Include: - Hologram Display x 1 - Power adapter x 1 - Remote control x 1 - Wall mounting fixator x 1 - Expansion screw x 2 - Warranty card x 1 - Certificate x 1 - User manual x 1Specification: Package Weight One Package Weight 4.00kgs / 8.82lb One Package Size 54cm * 54cm * 12cm / 21.26inch * 21.26inch * 4.72inch Qty per Carton 2 Carton Weight 8.80kgs / 19.40lb Carton Size 55cm * 55cm * 25cm / 21.65inch * 21.65inch * 9.84inch Loading Container 20GP: 352 cartons * 2 pcs = 704 pcs40HQ: 818 cartons * 2 pcs = 1636 pcs

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color: Black, material: Aluminium, size: 19.3cm * 7.1cm * 13.4cm1. Five unlocking methods, freer entry: This keyless door lock combines fingerprint, password, NFC card, APP and mechanical key access for family, tenants or staff. Semiconductor fingerprint recognition is faster and more precise than ordinary optical sensing, reducing forgotten-key stress2. Nearby and timed authorisation: Connect this fingerprint door lock to Tuya/Smart Life for low-power Bluetooth control (max. control distance: 10 m). Create permanent, temporary or timed passwords, bind cards and fingerprints, and review opening records for visits, rentals or staff access3. Built-in doorbell and prompts: This smart door lock includes a doorbell speaker that sounds when visitors press it, helping make arrivals clearer at homes, offices, villas or hotels. The integrated design adds a visitor alert without requiring a separate doorbell device4. Wide fit, easy replacement: This digital door lock fits doors 3.5-6cm thick and a 5.4cm opening, with left-hand or right-hand installation. Designed to replace ball locks and three-rod locks easily, it supports a practical upgrade using the included fitting accessories and guidance5. Safe backup and stable use: Four AA alkaline batteries power this electronic door lock (not included), with a low-battery alert for replacement. If power runs out, use a power bank with USB-A to USB-C emergency supply or the backup key. The ADC12 aluminium, PC and tempered-glass body has a copper cylinderLost keys, changing guests and missed visitors can make everyday access frustrating. HOMCOM brings five entry methods together in our smart door lock: fingerprint, password, NFC card, Tuya/Smart Life app and mechanical key. Share timed codes and use the doorbell to make scheduled arrivals and daily entry easier to manage with less hassle.Specification: Package Weight One Package Size 19.3cm * 7.1cm * 13.4cm / 7.6inch * 2.8inch * 5.28inch Qty per Carton 1 Carton Weight 1.90kgs / 4.19lb Carton Size 36cm * 20cm * 12cm / 14.17inch * 7.87inch * 4.72inch Loading Container 20GP: 3086 cartons * 1 pcs = 3086 pcs40HQ: 7164 cartons * 1 pcs = 7164 pcs

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Product function introductionA977 passive preamp active speaker volume dual-channel controller is small in size and suitable for active speakers or preamp/post-amp, it supports full-balance or input and output of single-ended signal. The product has functions of independent L/R channel volume adjustment, 2 signals input and 2 signals output. It provides balanced XLR and unbalanced RCA connectors which are automatically converted to each other, with a selector switch facilitates the signal switch of input/output.Small size, big intelligence. The product is of small size, but has well-function connecters. It is suitable for decoders and speakers without volume adjustment. the product has the design of balanced input/output and RCA input/output architecture, with switching function. The operation of the product will not cause loss of signal source. Generally, the audio signal released from the decoder is the original sound source signal. Great dynamics will not cause loss of sound quality, retaining the complete original signal source.Product parametersInput/output impedance: 10KΩ - 50KΩ2 in 2 out switchover, unbalanced RCA connector and balanced XRL connector for input/outputInput: unbalanced RCA connector / balanced XLR connector (convert selection)Output: unbalanced RCA connector / balanced XLR connector (convert selection)Product net weight: 0.32 kgProduct package weight: 0.42 kgProduct dimensions: length 145mm X width 65mm X height 43mmPackaging dimensions: length 200mm X width 180mm X height 55mmKit list1 X A977 2 In and 3 Out Switcher Full-balance Passive Preamp Active Speaker Double Sound Source Volume ControllerSpecification: Package Weight One Package Weight 0.48kgs / 1.06lb One Package Size 16cm * 16cm * 5.5cm / 6.3inch * 6.3inch * 2.17inch Qty per Carton 35 Carton Weight 15.00kgs / 33.07lb Carton Size 52cm * 52cm * 17cm / 20.47inch * 20.47inch * 6.69inch Loading Container 20GP: 580 cartons * 35 pcs = 20300 pcs40HQ: 1346 cartons * 35 pcs = 47110 pcs

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1. Ligero, fácil de transportar. 2. Conveniente para viajes y uso diario. 3. El enchufe universal está disponible para los siguientes enchufes: Reino Unido, Australia, EE. UU. y UE. 4. Corriente nominal: 10 A 5. Voltaje de entrada: 250 V Especificación: Peso del paquete Peso de un paquete 0,04 kg/0,09 lb Un tamaño de paquete 6 cm x 4 cm x 3,5 cm (2,36 pulgadas x 1,57 pulgadas x 1,38 pulgadas) Cantidad por caja 300 Peso de la caja 10,10 kg/22,27 lb Tamaño de la caja 40 cm x 32 cm x 23 cm (15,75 pulgadas x 12,6 pulgadas x 9,06 pulgadas) Contenedor de carga 20GP: 905 cajas * 300 piezas = 271500 piezas 40HQ: 2102 cajas * 300 piezas = 630600 piezas

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1. Two-wire car voltmeter + 5.0V USB charging combo2. High-performance, multi-purpose, intelligent and user-friendly design3. If you don’t need to enable the switch, just disconnect the pointed line4. Ultra-wide range of voltmeter: DC4. 5~40V5. The output current capacity of 5.0V, 2A is enough to meet various USB devices, and the voltage is very stable. This module is short-circuited by D+D- by default, which is compatible with most mobile phone charging, and reserves the installation position of various mobile phone identification resistors. , If you need to add identification resistance, please cut off the wire connecting D+ D-6. Purpose: Ultra-wide input voltage, can be used for cars, battery cars, motorcycles, used to monitor the battery voltage, timely grasp the battery status, can be used for various voltage measurement purposes7. Note: The power module will become hot during normal use. If you are mindful of this heat or are sensitive to heat, please take it carefully.8. Weight: 13g9. Size: 58x21x10mmModule performance and highlights:1. The output current capacity of 5V/2A (note: when the input voltage is 6.5~40V, the output voltage of 5.0V can be stabilized)2. With reverse connection protection, reverse connection will not burn3. With over-current and over-temperature protection4. With USB power indicator5. With wiring terminals, easy to access the line6. High efficiency, low rippleModule instructions:After the module is powered on, the voltage can be detected in real time. When you need to charge mobile phones, Ipads, MP3s and other digital products, just touch the "output enable" button. At this time, the USB power indicator lights up and the USB outputs 5.0V voltage; When you need to turn off the digital tube, touch the "low power consumption" button, and the module enters the ultra-low power standby mode, and the USB output is also turned off accordingly.Specification: Package Weight One Package Weight 0.03kgs / 0.07lb One Package Size 8cm * 5cm * 3cm / 3.15inch * 1.97inch * 1.18inch Qty per Carton 300 Carton Weight 10.00kgs / 22.05lb Carton Size 42cm * 32cm * 32cm / 16.54inch * 12.6inch * 12.6inch Loading Container 20GP: 620 cartons * 300 pcs = 186000 pcs40HQ: 1439 cartons * 300 pcs = 431700 pcs

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Features1. Incorporates original chip Si3404, high-efficiency, high-safety, stable-performance 2. 10/100/1000Mbps auto-negotiation Ethernet port 3. 802.3af/at-compliant PoE (Power over Ethernet) standard 4. Isolated SMPS (Switching Mode Power Supply), effectively protecting the powered device 5. 5V DC output, suitable for powering Raspberry Pi and other small-scale network devices 6. Black dull-polish metal case, sturdy and rugged, higher protection level, better heat dissipationSpecifications1. Power Supply: Support 1/2(+); 3/6(-); 4/5(+); 7/8(-) powering 2. POE input voltage: 37V ~ 57V 3. Type-C output: 5V 2.5A (MAX) 4. Cable: Cat-5 UTP 5. Standard: IEEE 802.3 af/at PoE Ethernet 6. Data rate: 10/100/1000Mbps 7. LED indicator: PoE power input indicator 8. Size: 86 x 30 x 25mm (l x w x h) 9. Operation temperature: -40 degree C ~ 85 degree CSpecification: Package Weight One Package Weight 0.10kgs / 0.22lb One Package Size 15cm * 12cm * 3cm / 5.91inch * 4.72inch * 1.18inch Qty per Carton 100 Carton Weight 10.00kgs / 22.05lb Carton Size 46cm * 32cm * 32cm / 18.11inch * 12.6inch * 12.6inch Loading Container 20GP: 566 cartons * 100 pcs = 56600 pcs40HQ: 1314 cartons * 100 pcs = 131400 pcs

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ZK-LT22:1. Bluetooth version: 5.12. Bluetooth transmission distance: 10m3. Audio input: Bluetooth + AUX + U disk + USB sound card4. Audio output: 15W for left channel + 15W for right channel + 30W for subwoofer5. Adaptable power supply: DC9-24V, 7A (not connectable to AC)6. Speaker: left and right channel 10-30W, 4-8 ohms; subwoofer 10-30W, 4-8 ohms7. Protection mechanism: over temperature, over current, short circuit, anti-static protection8. Feature function: support Wuzhi Audio APP, modify Bluetooth name, password setting, beep volume adjustment, on/off beep, sleep aid song, firmware upgrade, etc. Pair box function, true wireless function allows two sets of speakers to be combined into a left and right channel pair box, with a stronger sense of spatial positioning9. U-disk support for more HD lossless formatsBluetooth decoding chip, better resolution, support remote firmware update, support TWS function10. Separate volume adjustment for subwoofer and stereo output11. Total volume is mechanical potentiometer, volume position is clear at a glance, multi-button function is abundant12. Dimensions: 75x70x20cm13. Weight: 77gZK-LT23:1. Bluetooth version: 5.12. Bluetooth transmission distance: 10m3. Audio input: Bluetooth + AUX + U disk + USB sound card4. Audio output: 50W for left channel + 50W for right channel + 100W for subwoofer5. Adaptable power supply: DC9-24V, 7A (not connectable to AC)6. Speaker: left and right channel 10-50W, 4-8 ohms; subwoofer 20-50W, 4-8 ohms7. Protection mechanism: over temperature, over current, short circuit, anti-static protection8. Feature function: support Wuzhi Audio APP, modify Bluetooth name, password setting, beep volume adjustment, on/off beep, sleep aid song, firmware upgrade, etc. Pair box function, true wireless function allows two sets of speakers to be combined into a left and right channel pair box, with a stronger sense of spatial positioning9. U-disk support for more HD lossless formatsBluetooth decoding chip, better resolution, support remote firmware update, support TWS function10. Separate volume adjustment for subwoofer and stereo output11. Total volume is mechanical potentiometer, volume position is clear at a glance, multi-button function is rich12. Dimensions: 75x70x20cm13. Weight: 78gSpecification: Package Weight One Package Weight 0.13kgs / 0.28lb One Package Size 11cm * 11cm * 8cm / 4.33inch * 4.33inch * 3.15inch Qty per Carton 232 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 232 pcs = 41064 pcs40HQ: 412 cartons * 232 pcs = 95584 pcs

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1. Features the RP2350B microcontroller chip designed by Raspberry Pi.2. Unique dual-core, dual-architecture design, equipped with a dual-core ARM Cortex-M33 processor and a dual-core Hazard3 RISC-V processor, both running at up to 150MHz, allowing users to flexibly switch between the two architectures.3. Built-in 520KB of SRAM and 16MB of on-chip Flash.4. Uses a Type-C interface, eliminating concerns about correct plug orientation.5. Uses high-quality relays, allowing connection of loads: 10A 250V AC or 10A 30V DC.6. Digital input with bidirectional optocoupler isolation, supporting passive and active digital inputs; relays support control in conjunction with switch inputs.7. On-board isolated RS485 interface for easy connection to various RS485 Modbus industrial expansion modules or sensors.8. On-board pin header interface for connecting other devices.9. On-board terminal block power interface, supporting a wide voltage range of 7~36V, convenient for industrial power supply.10. On-board RTC clock chip, supporting scheduled tasks.11. On-board W5500 Ethernet chip, extending 10/100Mbps network connectivity via SPI interface.12. PoE Ethernet port version supports external PoE modules for Power over Ethernet functionality (compliant with IEEE 802.3af standard).13. On-board optocoupler isolation to prevent high-voltage circuits connected to the relays from interfering with the control chip.14. On-board digital isolation to prevent external signals from interfering with the control chip.15. On-board integrated power isolation, providing stable isolated voltage; no additional power supply is required for the isolated end.16. On-board Micro SD card slot for external SD card storage of images or files.17. On-board buzzer, RGB LED, and power and RS485 transceiver indicator lights for easy monitoring of device operating status.18. DIN rail mountable ABS protective casing for easy installation and safer use.19. USB 1.1 host and device support.20. Supports low-power sleep and hibernation modes21. Can be recognized as a mass storage device via USB for drag-and-drop program download22. 15 multi-functional GPIO pins23. 2 SPI, 2 I2C, 2 UART, 8 12-bit ADCs, and 12 controllable PWM channels14. Precise on-chip clock and timers, temperature sensor, on-chip accelerated floating-point library15. 12 programmable I/O (PIO) state machines for custom peripheral support16. Built-in power isolation, optocoupler isolation and other protection circuits for safety, stability and reliability17. Dimensions: 175x90x40mmProduct parameters:- USB interface1. Interface type: USB Type-C2. Power supply voltage: 5V3. Functions: device power supply, USB communication and firmware download, etc.- Isolated communication Interface1. Interface type: RS4852. Interface form: terminal block3. Direction control: hardware automatic detection and control of data transmission direction4. Interface protection: provides TVS tube protection, surge and electrostatic protection5. Matching resistor: default NC, 120R matching resistor reserved, can be enabled by jumper cap- Digital Input1. Number of inputs: 8 channels2. Input voltage range: 5V ~ 36V3. Input type: passive input / active input (NPN type or PNP type)4. Isolation type: Bidirectional optocoupler isolation- Relay1. Number of channels: 8 channels2. Contact type: one normally open, one normally closed3. Isolation type: optocoupler isolation- Indicator lights1. RGB: colorful cool LED beads, customizable display color2. PWR: power indicator light, lights up red when USB is connected and voltage is detected3. TXD: transmit indicator light, lights up green when data is sent from the RS485 interface4. RXD: receive indicator light, lights up when data is received from RS485 The blue light illuminates when the interface receives data.5. Power supply range: 7V ~ 36VSpecification: Package Weight One Package Weight 0.34kgs / 0.76lb One Package Size 20cm * 12cm * 6cm / 7.87inch * 4.72inch * 2.36inch Qty per Carton 30 Carton Weight 11.30kgs / 24.91lb Carton Size 42cm * 38cm * 32cm / 16.54inch * 14.96inch * 12.6inch Loading Container 20GP: 522 cartons * 30 pcs = 15660 pcs40HQ: 1212 cartons * 30 pcs = 36360 pcs

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