Resultados de la búsqueda de "environmental electronics"
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25A 11.1V-12.6V Over-Current Over-Charge Protection Board with Equalization for 18650 Lithium Battery, 3 S 12V 25A
Type:Voltage RegulatorModel Number:3S 25A 186501. Supply current: 25A2. Power supply voltage: 12v3. Power: Standard4. Number of pins: 05. Use: Instrument6. Package: 3 strings of 12v25a7. Rated voltage: 12.6v8. Size: 56*45*4.0mmSpecification: Package Weight One Package Weight 0.02kgs / 0.05lb One Package Size 10cm * 6cm * 2cm / 3.94inch * 2.36inch * 0.79inch Qty per Carton 510 Carton Weight 12.00kgs / 26.46lb Carton Size 30cm * 50cm * 40cm / 11.81inch * 19.69inch * 15.75inch Loading Container 20GP: 444 cartons * 510 pcs = 226440 pcs40HQ: 1031 cartons * 510 pcs = 525810 pcs
£2.99 £0.99
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Bolígrafo de prueba portátil 4 en 1 de pH/TDS/EC/TEMP, comprobador de calidad del agua multifunción, bolígrafo de prueba 4 en 1
1. Rango de medición: pH: 0,00-16,00 pH; TDS: 0-19990 ppm; CE: 0-19990 μs/cm 2. Resolución: 0,01 ph; 1 ppm; 1 μs/cm; 0,1 grados C; 0,1 grados F 3. Precisión: pH: +/-0,01 pH; TDS/EC: +/-2 %; temperatura: 0,5 grados C 4. Batería: 3 pilas de botón LR44 de 1,5 V (no incluidas en la entrega) 5. Temperatura: 0,1-60,0 grados Celsius; 32,0-140,0 grados Fahrenheit 6. Calibración: pH: calibración automática de tres puntos (6,86, 4,00 y 9,18 pH); TDS: 1413 μs/cm; CE: 1413 μs/cm 7. Apagado automático: 5 minutos 8. Batería: 3 pilas de botón LR44 de 1,5 x 1,5 (no incluidas en la entrega) 9. Dimensiones: 18,5x3,7x2,4 cm 10. Peso: 90 gramos Especificación: Peso del paquete Peso de un paquete 0,30 kg/0,67 lb Un tamaño de paquete 21 cm * 6 cm * 5 cm/8,27 pulgadas * 2,36 pulgadas * 1,97 pulgadas Cantidad por caja 50 Peso de la caja 16,00 kg/35,27 lb Tamaño de la caja 44 cm x 32 cm x 27 cm (17,32 pulgadas x 12,6 pulgadas x 10,63 pulgadas) Contenedor de carga 20GP: 701 cajas * 50 uds. = 35050 uds. 40HQ: 1628 cajas * 50 piezas = 81400 piezas
£11.99
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315MHz Metal Wireless Learning Code 4 Keys Remote Control (Black + Silver), 315MHz
About the product1. Superior metal body provides strength and durability. 2. It has code lock function, data regeneration function, one key intelligent copy function. 3. Handy key chain size attaches to your car keys no more unwanted bulkiness. It can copy the IC model of original remote control is 2262/2260/PT2264 and etc. 4. High speed and high accuracy, the code is not easy to loss. 5. Scope of application: vehicle central locking systems, garage doors, electronic gates, electrical appliances, car sunroofs and etc. 6. Frequency:315MHZSpecification: General Voltage DC 12V Working Frequency 315MHz Modulation Mode ASK Keys Quantity 4 Keys Transmission Rate 50-60KHz Encoding Types Learning Code Working Chip EV 1527 Resistance 330K Working Range 20-50m Operating Temperature -10-50 Degrees Celsius Package Weight One Package Weight 0.05kgs / 0.10lb One Package Size 5.3cm * 3cm * 1cm / 2.09inch * 1.18inch * 0.39inch Qty per Carton 300 Carton Weight 10.00kgs / 22.05lb Carton Size 25cm * 20cm * 20cm / 9.84inch * 7.87inch * 7.87inch Loading Container 20GP: 2666 cartons * 300 pcs = 799800 pcs40HQ: 6190 cartons * 300 pcs = 1857000 pcs
£4.99 £1.99
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7.83Hz Schumann Resonator Low Frequency Pulse Generator Universe
1. Produced with precision components, low power consumption, no switch, can work after plugging in the power supply, with colorful breathing lights2. Acting on the space environment, it can relax peoples body and mind, improve the body perception of sound and images, improve human health, work efficiency, and mental stress.3. It can be placed on the table or bookshelf 1.5 meters above the ground in the bedroom4. All-around design, no dust accumulation will affect the circuit5. Front and back double-sided transmitting antennas6. Input voltage: DC12V7. Current: above 0.5A8. Material: PCBSpecification: Package Weight One Package Weight 0.17kgs / 0.38lb One Package Size 12cm * 10cm * 1.5cm / 4.72inch * 3.94inch * 0.59inch Qty per Carton 194 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 194 pcs = 34338 pcs40HQ: 412 cartons * 194 pcs = 79928 pcs
£25.99
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CX400 Audio Stereo Hub 4 Channel Mixer Controller
1. Mini Passive Stereo Mixer is a stereo four-way passive mixer, used for extended control tuning, music mixer, CD player, tape player, computer, mobile phone, tablet, etc. No battery or other power source is required. 2. Output: RCA jack for connecting mixer output or connecting other output devices. 3. IN 1-4: Control the signal level from inputs 1-4. 4. 4 sets of stereo RCA input, 1 set of stereo RCA output, 5. 4 independently adjustable 100K ohm potentiometers. 6. Input impedance: 10K ohm -47K ohm 7. Output impedance: 2.5K ohm-10K ohm 8. Gain: -12dB MAXSpecification: Package Weight One Package Weight 0.32kgs / 0.70lb One Package Size 15cm * 10cm * 9cm / 5.91inch * 3.94inch * 3.54inch Qty per Carton 30 Carton Weight 10.95kgs / 24.14lb 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
£10.99
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Waveshare Waveshare ESP32-S3 AIoT Camera Development Board, With GC0308 Camera, With GC2145 Camera, With OV3660 Camera, With OV5640 Camera
1. This product is an AI development board based on ESP32-S3, integrating camera interface (DVP), SPI/QSPI display interface, and audio capture and playback functions, balancing low cost, high performance, and low power consumption to meet diverse smart terminal development needs. It supports integration with online AI platforms such as Xiaozhi/Doubao/DeepSeek, enabling human-computer interaction functions like voice dialogue and Q&A recognition. It also provides an Edge Impulse object detection example supporting real-time and multi-object recognition, suitable for rapid development of AI voice interaction, edge vision detection, HMI screen applications, and smart camera products. 2. Equipped with a high-performance Xtensa 32-bit LX7 dual-core processor with a maximum main frequency of 240MHz. 3. Built-in 512KB SRAM, 384KB ROM, onboard 8MB PSRAM and 16MB Flash. 4. Integrated 2.4GHz Wi-Fi and Bluetooth LE dual-mode wireless communication with excellent RF performance. 5. Dual microphone array supporting noise reduction and echo cancellation for high-quality voice interaction. 6. Expansion and interfaces: --SPI/QSPI LCD display interface --24PIN DVP camera interface --USB, I2C, and UART interfaces accessible. 7. Onboard lithium battery charging circuit supports 3.7V lithium battery power supply. 8. Reserved 2 user-defined buttons. 9. The overall solution is highly integrated with rich interfaces, suitable for rapid prototyping and application deployment of AIoT smart terminal products.Specification: Package Weight One Package Weight 0.12kgs / 0.27lb One Package Size 10cm * 8cm * 5cm / 3.94inch * 3.15inch * 1.97inch Qty per Carton 96 Carton Weight 12.60kgs / 27.78lb Carton Size 42cm * 34cm * 32cm / 16.54inch * 13.39inch * 12.6inch Loading Container 20GP: 583 cartons * 96 pcs = 55968 pcs40HQ: 1354 cartons * 96 pcs = 129984 pcs
£16.99 - £21.99
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Probador de pantalla a color USB 3.0, medidor de voltaje y corriente, tipo C, compatible con aplicación Android, UM34 sin Bluetooth, UM34C con Bluetooth
1. Pantalla: Pantalla LCD a color de 1,44 pulgadas 2. Rango de medición de voltaje: 4-24,00 V 3. Resolución de medición de voltaje: 0,01 V 4. Rango de medición de corriente: 0-4.000 A 5. Resolución de medición actual: 0,001 A 6. Rango de acumulación de capacidad: 0-99999 mAh 7. Precisión de medición de voltaje: +/- (0,2 % + 1 dígito) 8. Rango de almacenamiento de energía: 0-99999 mWh-999,99 Wh 9. Precisión de medición actual: +/- (0,8 % + 3 dígitos) 10. Rango de impedancia de carga: 0,8 ohmios a 9999,9 ohmios 11. Rango de medición de tiempo: 0-99 h 59 min 59 s 12. Rango de temperatura: -10 grados Celsius ~ 100 grados Celsius 13. Error de medición de temperatura: +/- 3 grados Celsius 14. Ajuste del brillo de la pantalla: nivel 0-5 15. Tiempo de apagado retardado: 0-9 minutos 16. Rango gráfico de voltaje: 4-24,00 V 17. Rango del gráfico de corriente: 0-4.000 A 18. Peso del producto: 22,87 g (UM34C)/18,39 g (UM34) (sin embalaje); 51,43 g (UM34C)/46,95 g (UM34) (incluido el embalaje) 19. Frecuencia de actualización: 2 Hz 20. Dimensiones: 71,2 mm x 30,5 mm x 12,4 mm (UM34C) / 71,2 mm x 30,5 mm x 11,3 mm (UM34) 21. Modo de reconocimiento de carga rápida: QC2.0, QC3.0, APPLE 2.4A / 2.1A / 1A / 0.5A, Android DCP, SAMSUNG 22. Puerto USB: puerto USB 3.0, compatible con teléfonos móviles OPPO VOOC, OnePlus DASH 23. Método de descarga de archivos: - Enlace de descarga del manual de usuario y la aplicación Android: http://www.mediafire.com/folder/5c877rc21tp1p/UM34 - Sistema operativo iOS: Busque la tabla UM en la tienda de aplicaciones iOS para descargarla - APP Android: Busca medidores UM en GooglePlay para descargar 24. Nota: - El puerto Tipo-C UM34C solo se usa para medir cables Tipo-C y no es compatible con todos los cargadores rápidos Tipo-C y cargadores PD; y no hay un disparador Tipo-C. - UM34 no es una versión de comunicación y no admite ningún tipo de comunicación entre PC y teléfono. - UM34C es la versión de comunicación conectada a través de Bluetooth. Y UM34C no tiene software para PC, solo aplicación Android. (El sistema Android de los teléfonos móviles de algunas marcas es un sistema personalizado y nuestra aplicación no es compatible, como Xiaomi, Nokia y otras marcas, así que descárguelo y pruébelo antes de comprarlo, y compre con cuidado) - APLICACIÓN móvil (Android 5.0 y superior, e IOS 8 y superior. Admite 18 idiomas, chino, inglés y ruso...) - Existen algunos problemas de incompatibilidad entre algunos teléfonos Android y nuestra placa Bluetooth, compre con cuidado, como por ejemplo para Samsung NOTE8 / S8 25. Para la aplicación Android e IOS: R: La aplicación solo es compatible con Android 5.0 y superior e iOS 8 y superior. B: Permitir que la aplicación se ejecute en segundo plano sin limpiarla. C: Permitir que la aplicación se inicie automáticamente. D: Una vez bloqueada la pantalla, la aplicación puede permanecer sin limpiar. Especificación: Peso del paquete Peso de un paquete 0,06 kg/0,14 lb Un tamaño de paquete 15 cm x 12 cm x 4 cm (5,91 pulgadas x 4,72 pulgadas x 1,57 pulgadas) Cantidad por caja 468 Peso de la caja 30,00 kg/66,14 lb Tamaño de la caja 50 cm * 50 cm * 60 cm / 19,69 pulgadas * 19,69 pulgadas * 23,62 pulgadas Contenedor de carga 20GP: 177 cajas * 468 piezas = 82836 piezas 40HQ: 412 cajas * 468 piezas = 192816 piezas
£15.99 - £18.99
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FNIRSI FNIRSI DPOS350P 4 in 1 7 inch IPS HD Touch Screen 350M Tablet Oscilloscope, DPOS350P(US Plug), DPOS350P(EU Plug)
1. Power-on configuration: 5 preset items2. Expansion interface: USB transmission interface3. Language version: Chinese/English/Russian/Portuguese4. Screen size: 7 inches5. Screen resolution: 1024x600 high resolution6. Charging requirements: QC18W, 12V/1.5A7. Screen technology: IPS full viewing angle8. Battery specifications: 3.7V/8000mAh9. Interaction mode: capacitive touch screen10. Standby time: about 3 hours11. Charging time: about 5 hours12. Heat dissipation method: air cooling13. Power consumption of the whole machine: 10W14. Number of channels: 215. Probe magnification: 1X/10X/100X16. Analog bandwidth: 350MHz17. Hardware bandwidth limit: 150M/20M18. High resolution mode: 8bit-16bit19. Maximum sampling rate: 1GSPS20. Parameter measurement: 12 types21. Storage depth: 60Kpts22. Data can be exported and firmware upgraded via USB23. High-voltage design, capable of withstanding voltage of more than 400V at any gear without burning24. Three trigger modes: automatic, single, and regular. Single and regular modes can capture burst signals, and automatic mode is mainly used to measure periodic signals25. Built-in efficient control algorithm, automatic identification of signal characteristics26. Built-in 1Gbit storage space, capable of secondary analysis of saved signalsSpecification: Package Weight One Package Weight 1.60kgs / 3.54lb One Package Size 25cm * 20cm * 10cm / 9.84inch * 7.87inch * 3.94inch Qty per Carton 12 Carton Weight 20.20kgs / 44.53lb Carton Size 52cm * 42cm * 32cm / 20.47inch * 16.54inch * 12.6inch Loading Container 20GP: 381 cartons * 12 pcs = 4572 pcs40HQ: 885 cartons * 12 pcs = 10620 pcs
£248.99
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WAVESHARE WAVESHARE 10.1-Inch DSI Tempered Glass Pane High Color Gamut Touchscreen 720 X 1280 Pixels, 32603
1. The 10.1-DSI-TOUCH-B is a portrait-oriented touchscreen LCD display designed for interactive projects such as tablets, entertainment systems, and information dashboards.2. IPS display panel with excellent display performance and a 170-degree viewing angle.3. Utilizes high-color gamut quantum dot technology for a wider color gamut and purer colors.4. Supports 10-point touch; the actual number of touch points depends on the software system.5. Tempered glass panel with a hardness of 6H.6. DSI interface drives the LCD with a refresh rate of up to 60Hz.7. Supports backlight brightness control via software.8. Aluminum alloy back shell design with purely passive cooling.9. Dimensions: 245.8 x 153.58 x 12.75 mmAccessories ist:- 10.1-inch display x 1- MIPI-DSI-Cable-12cm x 1- MX 1.25 2PIN to 2.54 3PIN connector cable x 1- FFC cable 22PIN approximately 200mm (opposite direction) x 2- MX1.25 2PIN to MX1.25 4PIN approximately 150mm x 1- Copper pillar kit x 1Specification: Package Weight One Package Weight 0.70kgs / 1.55lb One Package Size 27cm * 18cm * 4cm / 10.63inch * 7.09inch * 1.57inch Qty per Carton 16 Carton Weight 12.30kgs / 27.12lb Carton Size 29cm * 38cm * 34cm / 11.42inch * 14.96inch * 13.39inch Loading Container 20GP: 711 cartons * 16 pcs = 11376 pcs40HQ: 1652 cartons * 16 pcs = 26432 pcs
£59.99
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US Electric Conductivity Meter / Water Quality Treatment Tester Pen
About the product1. EC conductivity meter for test the quality of water. 2. The measuring water probe of conductivity test pen is made of titanium alloy materials. 3. Appearance dexterous, beautiful, small size, measuring high precision. 4. Large-screen digital display. 5. Easy to clean, and easy to carry. 6. Quick measurement, 5-30 seconds can finish one measurement. 7. With Automatic Temperature Compensation 8. EC conductivity meter has a wide range of applications including aquarium, hydroponics, water systems, aquaculture, pools and spas, labs & scientific testing, boilers & cooling towers, home, office, physical & chemical teaching, cosmetics and so on.The Test Pen Using1. Remove the protective cover. 2. Press the ON / OFF switch, connect power supply. 3. Put the US conductivity insert test pen into the test liquid until the liquid immerses slightly below the position of the immersion line. 4. Gently shaking, eliminate the bubbles of electrode. 5. Read the data after the indication stable (about 10 seconds). Press the HOLD key, the number locked. You can take the US conductivity test pen out the surface of liquid to read. Press again the HOLD key, then it can be unlocked. 6. After using, turn off the power, clean the electrode with water, then put on protective sleeve.Specification: General Resolution 1 us/cm Auto shut-off 10 minutes Measure Range 0 ~ 1999 us/cm Operating Temperature 0 ~ 60 Degree Celsius Accuracy +/-2% F.S Power Supply 2 x AG13 button cell batteries Battery Life about 1000 hours Package Include Package Contents 1 x Electric Conductivity Meter Package Weight One Package Weight 0.06kgs / 0.13lb One Package Size 14.5cm * 3.5cm * 3.4cm / 5.71inch * 1.38inch * 1.34inch Qty per Carton 240 Carton Weight 14.40kgs / 31.75lb Carton Size 53cm * 31cm * 30cm / 20.87inch * 12.2inch * 11.81inch Loading Container 20GP: 541 cartons * 240 pcs = 129840 pcs40HQ: 1255 cartons * 240 pcs = 301200 pcs
£5.99
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Waveshare Waveshare General 1.5 inch 128x128 OLED Display Module, SPI/I2C interface, 13992
1.5inch OLED display Module, 128x128 pixels, 16 gray scale, SPI/I2C interfaceOverviewThis is a general OLED display Module, 1.5inch diagonal, 128x128 pixels, 16 gray scale, with embedded controller, communicating via SPI or I2C interface.Features1. 128x128 high resolution2. 16 gray scale, better display effect3. Support SPI or I2C interface, configured via onboard resistor4. Come with development resources and manual (examples for Raspberry Pi/Arduino/STM32)Specifications1. Driver: SSD13272. Interface: SPI / I2C3. Display color: White4. Gray scale: 165. Resolution: 128x128 (most other competitive products are typically 128x64)6. Viewing angle: >160 degree7. Operating voltage: 3.3V / 5V8. Dimension: 44.5 x 37 (mm)Package Contents1. 1.5 inch OLED Module x12. PH2.0 7Pin x1Specification: Package Weight One Package Weight 0.03kgs / 0.07lb One Package Size 6cm * 4cm * 2cm / 2.36inch * 1.57inch * 0.79inch Qty per Carton 2000 Carton Weight 15.00kgs / 33.07lb Carton Size 60cm * 40cm * 40cm / 23.62inch * 15.75inch * 15.75inch Loading Container 20GP: 277 cartons * 2000 pcs = 554000 pcs40HQ: 644 cartons * 2000 pcs = 1288000 pcs
£10.99
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Máquina publicitaria para colgar en la pared de 18,5 pulgadas, máquina publicitaria con soporte de exhibición electrónico para centro comercial, marco de fotos digital
1. Pantalla LED de 18,5", 16:9, resolución de 1366 * 768 píxeles 2. Salida de audio de altavoz estéreo dual frontal 3. Admite tarjetas SD y MMC de hasta 16 GB (no incluidas) 4. La reproducción de video admite formatos 1920*1080P, AVI, PMP, MP4, la reproducción de audio admite formatos MP3, WMA, admite imágenes JPEG 5. Admite puerto USB 2.0 6. Admite exploración de imágenes mediante la función de música de fondo (MP3) 7. Admite varios idiomas: chino, inglés, francés, alemán, italiano, español, portugués, holandés, polaco 8. Reloj, calendario, despertador, interruptor horario. 9. Interfaz de salida: salida de interfaz de auriculares 10. Modo de control: manual, remoto o reproducción automática al encender. 11. Fuente de alimentación externa: CA 100-240 V CC 12 V 1 A Especificación: General Certificado Compatibilidad electromagnética , DVL Peso del paquete Peso de un paquete 1,75 kg/3,86 lb Un tamaño de paquete 52 cm x 47 cm x 10 cm (20,47 pulgadas x 18,5 pulgadas x 3,94 pulgadas) Cantidad por caja 5 Peso de la caja 9,50 kg/20,94 lb Tamaño de la caja 54 cm x 49 cm x 52 cm (21,26 pulgadas x 19,29 pulgadas x 20,47 pulgadas) Contenedor de carga 20GP: 193 cajas * 5 uds. = 965 uds. 40HQ: 449 cajas * 5 piezas = 2245 piezas
£90.99