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Smart Electronics Android electronic building block waterproof DS18B20 temperature sensor module kit

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Smart Electronics Android electronic building block waterproof DS18B20 temperature sensor module kit

Android electronic building block waterproof DS18B20 temperature sensor module kit
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Smart Electronics Android electronic building block waterproof DS18B20 

temperature sensor module kit

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Wedding special igniter 12V DC universal high voltage generator pulse high voltage module output 60KV arc

DC 12V-24V TPA3118 60W Mono Digital Audio Power Amplifier Board Amp Module

product description: Power amplifier chip: TPA3118 Amplifier power: 1*60W Supply voltage: 8~24VDC Speaker impedance: 4-8Ω Size: 46*35*1.6mm (length, width and thickness) Total height of the board: 12mm

Wireless Charger 10W 7.5W PCBA Circuit Board Coil Module DIY Charger

The input voltage: 5V2A output : 5V1A The input voltage: 5V4A 9V1.67A(qc3.0) Output : 5V2A 9V1A Charging current: 1000mAh Charging power: up to 10W Wireless conversion efficiency: 73%, boost circuit 90%

Smart Electronics HC-08 BLE4.0 master-slave integrated Bluetooth module CC2540 wireless serial communication data transmission module

HC-08 BLE4.0 master-slave integrated Bluetooth module CC2540 wireless serial communication data transmission module Product model: HC-08 Working frequency band: 2.4G Communication interface: UART3.3VTL level Working voltage: 3.0-3.6V RSSI support: not supported Communication level: 3.3V Transmission power: 4dBm Reference distance: 80 meters Air speed: 2Mbps Antenna interface: built-in PCB antenna Communication current: 0.4uA Receiving sensitivity: 85dbm@2Mbps Working humidity: 10%~90% Storage temperature: 40 ℃ -+80 ℃ Working temperature: -25 ℃ -75 ℃

Smart Electronics TP4056 18650 lithium battery module 3.7V 3.6V 4.2V lithium battery charging board 1A overvoltage protection

TP4056 18650 lithium battery module 3.7V 3.6V 4.2V lithium battery charging board 1A overvoltage protection

For ARM PIC AVR DSP 10A 5V 2 Channel Relay Module Shield

Specifications : Size: 3.9cm x 5.1cm Materials: PCB board and electronic components Package included : 1 x 5V 2-Channel Relay Module Shield

GY-291 ADXL345 Digital Three 3 Triple Axis Sensor Acceleration Module IIC SPI Replace ADXL335

1. Adxl345 digital three-axis acceleration of gravity tilt module Ar code iic / spi. 2. Name: the adxl345 module (three-axis acceleration of gravity). 3. use the chip: the adxl345. 4. power supply :3-5v. 5. means of communication: the iic / spi communication protocol. 6. measuring range: ± 2g ± 16g. 7. schematics, manuals and reference documentation of relevant data. 8. 51, the avr, the Ar microcontroller test code. 9. 3-axis, ± 2g / ± 4g / ± 8g / ± 16g.

Smart Electronics JDY-34 SPP dual-mode Ble module SPP-C host printer Ble module

JDY-34 SPP dual-mode Ble module SPP-C host printer Ble module Model: JDY-34 Antenna type: PCB board mounted antenna Working frequency band: 2.4G Transmission power: 4dB (peak) Communication interface: UART Working voltage: 2.1V-3.6V Working temperature: -40 ° C-80 ° C Receiving sensitivity: -91dbm Transmission distance: 40 meters Module size: 27 * 12.88 * 1.8mm Bluetooth version: BLE4.2+SSP dual-mode (backward compatible with 4.2, 4.0, 3.0, 2.1, 2.0) Transmission rate: BLE14 K Bytes/s SPP 40K byte/s (Android or computer Bluetooth tested 40K byte/s speed) Command parameter saving: parameter configuration and power-off data are saved SIM welding temperature:<260 ℃ Working current: 15mA

TPA3118 Mono Digital Amplifier Module Board High Sound Quality 60W

MAX485 Module RS-485 TTL to RS485 MAX485CSA Converter Module

1 on-board MAX485 chip , is a tool for RS-485 communications , low-power , Slew-Rate Transceiver 2 onboard then 5.08 (mm) pitch 2P terminal for easy wiring RS-485 communication 3 the chip has drawn all of the pins can be controlled by the microcontroller operation 4 Working voltage : 5V 5 board size : 44 (mm) x14 (mm)

HUB USB expansion board USB HUBS splitter expansion module suitable for Raspberry Pi 4B/3B+/3A+/3B/2B/B+/A+/zero/w

Features: 4 USB expansion ports, compatible with USB2.0 / 1.1 transmission USB to UART for Raspberry Pi for serial debugging Multiple indicators for easy access to power, USB to UART and USB expansion interface Operating voltage: 5V Product Size: 65mm × 30mm Fixed hole diameter: 3.0mm Not include Raspberry Pi

Dual coil fast wireless charger transmitter module PCBA board + 2 coil general qi standard diy board

Product Parameters 1. Input power supply: 5V 2A or 9V 1.67-2a, output: 5V 1A or 9V 1.2A 2. Product weight: 0.035kg 3. Charging power: 5W / 7.5w/10w automatic identification 4. Transmission distance: 2-8mm 5. Executive standard: Qi wireless charging standard 6. Product certification: CE / FCC / RoHS

TTL Turn RS485 Module 485 to Serial UART Level Mutual Conversion Hardware Automatic Flow Control Module

Product parameters: Operating voltage: compatible with 3.3V and 5.0V Support baud rate: 110-256000bps Operating temperature: -40 Celsius to +85 Celsius Communication signal: compatible with 3.3V and 5.0V

CSR8645 4.0 audio module, support APTx lossless compression speaker amplifier

The main control chip CSR8645 stereo audio module can make calls. The headset can be connected to 2 mobile phones at the same time. CSR has better sound quality. BLE 4.0, good wall penetration effect, APT-x high sound quality transmission.

Smart Electronics JDY-23 BLE5.0 ble transparent data transmission CC2541 slave bluetooth module

JDY-23 BLE5.0 ble transparent data transmission CC2541 slave bluetooth module Model: JDY-23 Working frequency band: 2.4G Transmission power: 4dB (maximum) Communication interface: UART Working voltage: 1.8-3.6V Working temperature: -40 ℃ -80 ℃ Antenna: Built in PCB antenna Receiving sensitivity: -97dbm Transmission distance: 60 meters Master Slave Support: Slave Module size: 19.6 * 14.94 * 18mm (length, width, height) Bluetooth version: BLE5.0 (also includes BLE4.0 and BLE4.2) Wake up current: 800uA (with broadcast) Shallow sleep current:<50uA (with broadcast) Command parameters: Save parameter configuration, power-off data saved SMT welding temperature:<260 ℃ RF TX/RX peak current: 5mA

TPA3110 XH-A232 30W+30W 2.0 Channel Digital Stereo Audio Power Amplifier DC 8-26V 3A C6-001 3110 Amplifier Board

High-Precision Low-ower INMP441 Omnidirectional Microphone Module I2S Interface Supports ESP32

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High Power TDA3116D2 Two Channel Audio Digital Amplifier Board 12-24V 100Wx2

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USB Power Bank Charger Circuit Board Step Up Boost Power Module + 5S 18650 Li-ion Case Shell DIY Kit Powerbank

1.Aplly Battery Type:18650 battery(not include) 2.Output Voltage: 5V 2.1A 3.Input Voltage: 5V1A 4.Instructions: Level 4 Capacity indicator 5.Lighting: with LED lights 6.Size: 140 * 64 * 22mm 7.Rated Voltage : 3.7V ( Suit for 3.2V-4.2V. The batteries are in parallel)
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