Search results for "nursery electronics"

1. No FM, no network, no card insertion2. Talking distance up to 50 meters3. Handle with smooth curve design, non-slip stripes on both sides, comfortable hand grip4. Detachable back clip design, when playing can be hung on clothes to prevent falling, easy to carry5. Material: plastic, electronic components6. Battery: No. 5 batteries x 3 (shipped without batteries)7. Product size: 6.5 x 19.5 x 4 cm8. Weight: 210 grams / pairSpecification: Package Weight One Package Weight 0.22kgs / 0.49lb One Package Size 21cm * 4cm * 30cm / 8.27inch * 1.57inch * 11.81inch Qty per Carton 134 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 134 pcs = 23718 pcs40HQ: 412 cartons * 134 pcs = 55208 pcs

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Features1. Onboard unibody power supply isolation, provides stable isolated voltage, needs no extra power supply for the isolated terminal 2. Onboard photocoupler isolation, prevent interference from external high-voltage circuit connected to the relay 3. High quality relay, contact rating: 10A 250V AC or Less than or equal 10A 30V DC 4. ABS protection enclosure with rail-mount support, easy to install, safe to use 5. Breakout USB port and BOOT pin, make it easy to debug without disassembling the enclosure 6. PWR indicator, RGB LED, and passive buzzer outside the enclosure 7. Come with development resources and manual (Raspberry Pi Pico C/C++ and MicroPython examples)Specification1. Operation voltage: 5V 2. Relay channel: 8CH 3. Communication protocol: USB 4. Contact form: 1NO 1NC 5. Communication interface: Micro USBPackage List1. ABS protection enclosure (top and bottom) x 1 2. Pico-Relay-B x 1 3. Screwdriver x 1 4. Screws pack x 1Specification: Package Weight One Package Weight 0.32kgs / 0.70lb One Package Size 16cm * 12cm * 5cm / 6.3inch * 4.72inch * 1.97inch Qty per Carton 40 Carton Weight 11.50kgs / 25.35lb Carton Size 50cm * 32cm * 27cm / 19.69inch * 12.6inch * 10.63inch Loading Container 20GP: 617 cartons * 40 pcs = 24680 pcs40HQ: 1432 cartons * 40 pcs = 57280 pcs

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Model: 525A Measuring range: 30-130db Frequency range:31.5hz-8.5khz Response time:fast Microphone:6mm capacitance microphone Power supply;DC5V 1A micro USB outlet Operating condition: 0-40 degree Dimension:210x130x28mm Weight: 453g Features and Functions: 1. Accuracty: + -1.5dB In Standard audio: 94dB 1 khz 2. Measurement Range: 30 - 130dB 3. Frequency Response Range: 31.5 hz - 8.5 khz 4. Frequency weighting: A (Environmental Noise) of Weighting 5. Fast answerSpecification: Package Weight One Package Weight 0.65kgs / 1.44lb One Package Size 21cm * 13cm * 3cm / 8.27inch * 5.12inch * 1.18inch Qty per Carton 20 Carton Weight 14.50kgs / 31.97lb Carton Size 62cm * 47cm * 35cm / 24.41inch * 18.5inch * 13.78inch Loading Container 20GP: 261 cartons * 20 pcs = 5220 pcs40HQ: 606 cartons * 20 pcs = 12120 pcs

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Product Description Hardware Specifications: 1. Main chip: ESP32 2. Module: ESP32-WROVER-B,SIM7000G 3. Interface:USB,SD Card,Solar Input interface 4. Flash Memory: 4M Flash / 8M PSRAM 5. Button: Reset,Power switch 6. USB to TTL: CP2104 7. Car Clock: 40MHz 8. SIM Card Size: Nano SIM Card 9. SIM Antenna 10. GPS Antenna 11. Operating Temperature Range: -40-85 degrees 12. Product Size: 111mm x 37mm x 20mm 13. Product Weight: 50g Power Specifications: 1. Working Voltage: 5V input 2. Solar input voltage range???4.4-6V 3. Working Curent: About 200mA 4. Charging Current: 780mA 5. Battery Model: 18650 6. Battery Holder Model: 18650 battery holder 7. JST Connector: 2pin 2mm 8. USB: TYPE-C 3.0 Wi-Fi: 1. Standard: FCC/CE-RED/IC/TELEC/KCC/SRRC/NCC 2. Protocol: 802.11 b/g/n(802.11n???speed up to150Mbps)A-MPDU and A-MSDU polymerization???support 0.4??S Protection interval 3. Frequency: range 2.4GHz~2.5GHz(2400M~2483.5M) 4. Transmit Power: 22dBm 5. Communication distance: 300m Bluetooth: 1. Protocol meet Bluetooth : v4.2BR/EDR and BLE standard 2. Radio Frequency : with -97dBm sensitivity NZIF receiver Class-1, Class-2&Class-3 emitter AFH 3. Audio Frequency : CVSD&SBC audio frequency Software Specification: 1. Wi-Fi Mode : Station/SoftAP/SoftAP+Station/P2P 2. Security Mechanism : WPA/WPA2/WPA2-Enterprise/WPS 3. Encryption Type : AES/RSA/ECC/SHA 4. Firmware Upgrade :UART download/OTA???Through network/host to download and write firmware??? 5. Software Development : Support cloud server development /SDK for user firmware development 6. Networking Protocol : IPV4, IPV6, SSL, TCP/UDP/HTTP/FTP/MQTT 7. User Configuration : AT + Instruction set, cloud server, Android/iOS APP 8. OS : FreeRTOS Version update function: 1. The batterys positive and negative poles are connected to the wrong protection, overcharge and over discharge protection 2. GPS power control, reduce power consumption, the lowest reaches 300uA when sleeping 3. Replacement of ordinary charging IC with solar charging ICSpecification: Package Weight One Package Weight 0.08kgs / 0.17lb One Package Size 11cm * 11cm * 3cm / 4.33inch * 4.33inch * 1.18inch Qty per Carton 100 Carton Weight 7.50kgs / 16.53lb Carton Size 57cm * 32cm * 24cm / 22.44inch * 12.6inch * 9.45inch Loading Container 20GP: 609 cartons * 100 pcs = 60900 pcs40HQ: 1414 cartons * 100 pcs = 141400 pcs

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Overview1. This is a Raspberry Pi LoRa HAT based on SX1268, covers 433MHz frequency band. It allows data transmission up to 5km through serial port.2. By utilizing the new generation LoRa spread spectrum modulation technology, the communication distance of the module is as long as 5km, also supports auto repeating to transmit longer. Other features include Wake on Radio, wireless config, carrier sensing, communication key, and so on.3. Comparing with normal LoRa modules, the SX1268 LoRa HAT achieves longer communication distance, higher rate, lower consumption, better safety and anti-interference. It is suitable for various applications such as industrial control, smart home, data collection, etc.Features1.Standard Raspberry Pi 40PIN GPIO extension header, supports Raspberry Pi series boards2. Onboard CP2102 USB TO UART converter, for serial debugging3. Bring the UART control interface, for connecting host boards like Arduino/STM324. 4x LED indicators, easy to check the module status5. LoRa spread spectrum modulation technology, up to 84 available signal channel, longer communication distance, more robust to interference6. Auto multi-level repeating, suit for ultra long range communication, allows multi network on the same region7. Low power consumption features like deep sleeping and Wake on Radio, ideal for battery-powered applications8. Customizable communication key which wont be retrieved, greatly improves the security of user data9. Support LBT, monitoring the signal channel noise before transmitting, greatly improves the success ratio under extreme environment10. Support RSSI signal intensity indicating, for evaluating signal quality, tuning the network11. Support wireless parameter configuration, by sending wireless command/data packet, remotely configure or retrieve the module parameter12. Support fixed-point transmission, broadcast, signal channel monitor13. Come with development resources and manual (examples for Raspberry Pi/STM32)What is on Board1. SX1268 LoRa module2. 74HC125V: voltage level translator3. CP2102: USB TO UART converter4. Raspberry Pi GPIO connector: for connecting with Raspberry Pi5. USB TO UART port6. UART header: for connecting host boards like STM32/Arduino7. SMA antenna connector8. IPEX antenna connector9. Indicators:- RXD/TXD: UART RX/TX indicator- AUX: auxiliary indicator- PWR: power indicator10. UART selection jumpers- A: Control the LoRa module through USB TO UART- B: Control the LoRa module through Raspberry Pi- C: Access Raspberry Pi through USB TO UART11. LoRa mode selection jumpers- Short M0, short M1: Transmission mode- Short M0, open M1: Configuration mode- Open M0, short M1: WOR mode- Open M0, open M1: deep sleep modeSpecification1. RF module: SX12682. Frequency band: 410.125 ~ 493.125MHz3. Radio rate: 0.3kbps ~ 62.5kbps (programmable)4. Transmit power: 22.0dBm (10/13/17/22dBm programmable)5. Receive sensitivity: -147dBm (radio rate 2.4kbps)6. Power consumption: - Transmit current: 110mA (transient consumption)- Receive current: 11mA- Sleep current: 2uA (LoRa module software shutoff)7. Communication interface: UART (TTL level)8. Baudrate: 1200bps ~ 115200bps (9600bps by default)9. Packet length: 240 Byte (32/64/128/240 Byte programmable)10. Cache: 1000 Byte11. Experimental range: 5km (condition: cloudless and wild, altitude 2.5m, antenna gain 5dBi, radio rate 2.4kbps)12. Power supply: 5V13. Logic level: 3.3V/5V14. Operating temperature: -40~85 degree C15. Applications: Smart home, industrial sensors, building automation, smart meters, and more other IoT applications16. Dimensions: 7cm x 12cm x 2cm17. Weight: 69g18. Packing List:- SX1268 433MHz LoRa HAT x1- USB type A plug to micro plug cable x1- 433MHz antenna x1Specification: Package Weight One Package Weight 0.09kgs / 0.19lb One Package Size 15cm * 8cm * 2cm / 5.91inch * 3.15inch * 0.79inch Qty per Carton 400 Carton Weight 15.00kgs / 33.07lb Carton Size 60cm * 40cm * 40cm / 23.62inch * 15.75inch * 15.75inch Loading Container 20GP: 277 cartons * 400 pcs = 110800 pcs40HQ: 644 cartons * 400 pcs = 257600 pcs

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1. Zero setting, tare function minus container weight 2. Automatic shutdown, automatic calibration at startup 3. Unit conversion (5 units): g, ml, kg, oz, lb 4. LCD display, clear at a glance 5. Capacity: 0-3KG 6. Accuracy: +/-2g 7. Battery: lithium polymer battery, battery capacity: 450mAh 8. Charging method: Type-CSpecification: Package Weight One Package Weight 0.57kgs / 1.26lb One Package Size 22cm * 15cm * 3cm / 8.66inch * 5.91inch * 1.18inch Qty per Carton 20 Carton Weight 12.30kgs / 27.12lb Carton Size 60cm * 24cm * 16cm / 23.62inch * 9.45inch * 6.3inch Loading Container 20GP: 1157 cartons * 20 pcs = 23140 pcs40HQ: 2686 cartons * 20 pcs = 53720 pcs

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1. Display: 2.4-inch TFT colour screen, LED backlighting2. Supply voltage: built-in 1500mAh rechargeable lithium battery3. Charging specification: USB Type-C, +5V4. Product volume: 79x103x31mm5. Real-time sampling rate: 10MSa / s6. Analogue bandwidth: 500Khz7. Input impedance: 1 milliohm8. Coupling method: AC/DC9. Test voltage range: 400V10. Vertical sensitivity: 10mV-10V11. Horizontal time base range: 1us-10s12. Trigger mode automatic: normal single13. Trigger type: rising edge/falling edge14. Compact body, simple modelling, easy to use, to meet the measurement routine15. Automatic identification and measurement of various transistors, including NPN and PNP transistors, N-channel and P-channel FETs, junction FETs, diodes, dual-diode thyristors, etc., as well as resistors, inductors, capacitors and other passive components16. Built-in 1500mAh high-capacity lithium battery, power supply continuous operation without isolation transformer, safer to use17. 2.4-inch anti-see-through high-resolution display, allowing you to read clearly even in bright sunlight18. One-piece folding, placed in a stable support, does not take up space19. Size: 79x103x31mmStandard:- DSO-TC3 Tester x 1-Type-C charging cable x 1-Common probe x 1-Test Hook x 3Upgrade:-DSO-TC3 Tester x 1-Adaptor x 1-P6100 High Voltage Probe x 1-Type-C charging cable x 1-Normal Probe x 1-Test Hook x 1Specification: Package Weight One Package Weight 0.32kgs / 0.71lb One Package Size 13cm * 18cm * 6cm / 5.12inch * 7.09inch * 2.36inch Qty per Carton 50 Carton Weight 16.00kgs / 35.27lb Carton Size 64cm * 32cm * 31cm / 25.2inch * 12.6inch * 12.2inch Loading Container 20GP: 420 cartons * 50 pcs = 21000 pcs40HQ: 975 cartons * 50 pcs = 48750 pcs

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1. Remote control distance: about 8 meters 2. Battery: AAA*2 (not included) 3. Battery life: about 12 months 4. Combine the buttons of different home appliance remote controllers into one remote controller to make your life easier 5. With permanent memory retention function 6. Easy to useSpecification: Package Weight One Package Weight 0.09kgs / 0.19lb One Package Size 22cm * 13cm * 4cm / 8.66inch * 5.12inch * 1.57inch Qty per Carton 80 Carton Weight 7.66kgs / 16.89lb Carton Size 44cm * 52cm * 40cm / 17.32inch * 20.47inch * 15.75inch Loading Container 20GP: 291 cartons * 80 pcs = 23280 pcs40HQ: 676 cartons * 80 pcs = 54080 pcs

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Overview1. Reflective infrared Transceiver2. Features wide range voltage comparator LM3933. Adjustable sensitivity4. Signal output indicatorSpecifications1. Power: 3.0V ~ 5.3V2. Dimension: 25mm * 15.9mm3. Mounting holes size: 2.0mmApplications1. Robot path tracking2. Obstacle-avoiding car3. Pipeline counterHow to UseIn the case of working with a MCU:Pinouts1. VCC: 3.0V ~ 5.3V2. GND: Power supply ground3. AOUT: MCU.IO (analog output)4. DOUT : MCU.IO (digital output)Package Contents1. Infrared Reflective Sensor x12. 4-pin custom connector jumper wire x1Specification: Package Weight One Package Weight 0.01kgs / 0.02lb One Package Size 5cm * 3cm * 1cm / 1.97inch * 1.18inch * 0.39inch Qty per Carton 6240 Carton Weight 15.00kgs / 33.07lb Carton Size 60cm * 39cm * 40cm / 23.62inch * 15.35inch * 15.75inch Loading Container 20GP: 284 cartons * 6240 pcs = 1772160 pcs40HQ: 661 cartons * 6240 pcs = 4124640 pcs

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1. DC/AC voltage range (resolution): 400.0mV (0.1mV), 4.000V (0.001V), 40.00V (0.01V), 400. 0V (0.1V), 600V (1V)2. Resistance range (resolution): 400.0 ohm (0.1 ohm), 4.000 kOhm (0.001 kOhm), 40.00 kOhm (0.01 kOhm), 400.0 kOhm (0.1 kOhm), 4.000 megohm (0.001 megohm), 40.00 megohm (0.01 megohm)3. Capacitance range (resolution): 9.999nF (0.001nF), 99.99nF (0.01nF), 999.9nF (0.1nF), 9.999uF (0.001uF), 99.99uF (0.01uF), 999.9uF (0.1uF), 9.999mF (0.001mF)4. Frequency range (resolution): 99.99Hz (0.01Hz), 999.9Hz (0.1Hz), 9.999kHz (0.001kHz), 99.99kHz (0.01kHz), 999.9kHz (0.1kHz), 9.999MHz (0.001MHz)5. Display (LCD): 4000 words6. Range: automatic/manual7. Sampling rate: 3 times/second8. Function: diode, on/off, true RMS, data retention, low battery indication, automatic shutdown9. Material: ABS10. Power supply: 1.5V AAA battery (not included)11. Working environment:- Temperature: 0-40 degrees Celsius- Humidity: less than 75%12. Storage environment:- Temperature: -20 - 60 degrees Celsius- Humidity: less than 80%13. Size: about 12.5 x 8 x 1.95cm14. Weight: about 107gFeatures:1. 4000 count high-precision display2. Pocket-sized and portable3. Automatic range4. Support data retention5. Frequency/duty cycle measurement6. Diode/buzzer switch measurement7. Computer self-calibration designSpecification: Package Weight One Package Weight 0.15kgs / 0.34lb One Package Size 15cm * 9cm * 3cm / 5.91inch * 3.54inch * 1.18inch Qty per Carton 100 Carton Weight 16.00kgs / 35.27lb Carton Size 46cm * 30cm * 30cm / 18.11inch * 11.81inch * 11.81inch Loading Container 20GP: 644 cartons * 100 pcs = 64400 pcs40HQ: 1495 cartons * 100 pcs = 149500 pcs

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Features1. Resistive touch screen TFT LCD, 2.8inch, 320x240 resolution2. Standard Arduino interface, compatible with development boards like : Arduino UNO, 3. Leonardo, UNO PLUS, NUCLEO, XNUCLEO4. Onboard stand-alone touch controller, better touching than solutions that use AD pins directly for touch control5. Micro SD slot, provides an easy way to store photos for displaying6. Controlled via SPI, only a few Arduino pins are used7. Backlight adjustable by program, lower power consumptionKey Parameters1. LCD Type: TFT2. LCD Interface: SPI4. LCD Controller: HX8347D5. Touch Screen Type: Resistive6. Touch Screen Controller: XPT20467. Colors: RGB, 65K colors8. Resolution: 320x240 (Pixel)9. I/O Voltage: 3.3V/5VWiki : www.waveshare.com/wiki/2.8inch_TFT_Touch_ShieldSpecification: Package Weight One Package Weight 0.08kgs / 0.18lb One Package Size 8cm * 6cm * 2cm / 3.15inch * 2.36inch * 0.79inch Qty per Carton 840 Carton Weight 15.00kgs / 33.07lb Carton Size 56cm * 36cm * 40cm / 22.05inch * 14.17inch * 15.75inch Loading Container 20GP: 330 cartons * 840 pcs = 277200 pcs40HQ: 767 cartons * 840 pcs = 644280 pcs

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About The ProtuctThis is an industrial expansion module based on Raspberry Pi CM4, which features common interfaces such as Gigabit Ethernet, HDMI, USB, and GPIO, allows additional 4G / 5G / LoRa wireless communication modules to be connected via the M.2 or Mini-PCIe socket. There are also industrial interfaces/resources including RS485, CAN, and RTC. Combined with the industrial rail-mount protection case, the module is an ideal choice for building IoT gateway, 4G/5G router, IoT data acquisition, or even the PLC device in industrial automatic control system, and more.Specifications1. CM4 socket: For all variants of Compute Module 4 2. Networking: - Gigabit Ethernet RJ45 - M.2 B KEY / Mini-PCIe (via adapter), for connecting 5G / 4G / LoRa wireless module - Nano-SIM card slot, support standard Nano-SIM card for 5G/4G/3G/2G communication 3. USB: USB 2.0 x 3 4. PIN header: Non-isolated RS485 x 2, non-isolated CAN x 1, some GPIO pins 5. Camera: MIPI CSI-2 x 1 (15pin 1.0mm FPC connector) 6. Video: HDMI x 1, support 4K 30fps output 7. RTC: Real-time clock with battery socket and ability to wake Compute Module 4 8. Storage: MicroSD card socket for Compute Module 4 Lite (without eMMC) variants 9. Fan header: 5V/12V, allows speed adjustment and measurement 10. Power input: 5V or 7~36V 11. Dimensions: 145 x 90 x 40mmPackage List1. CM4-IO-WIRELESS-BASE x 1 2. PCIe to 4G/LoRa adapter x 1 3. Screwdriver x 1 4. Screws pack x 1 5. 12V 2A power adapter x 1Specification: Package Weight One Package Weight 0.38kgs / 0.83lb One Package Size 16cm * 12cm * 5cm / 6.3inch * 4.72inch * 1.97inch Qty per Carton 40 Carton Weight 15.50kgs / 34.17lb Carton Size 50cm * 32cm * 27cm / 19.69inch * 12.6inch * 10.63inch Loading Container 20GP: 617 cartons * 40 pcs = 24680 pcs40HQ: 1432 cartons * 40 pcs = 57280 pcs

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