HiLetgo GY-291 ADXL345 3-Axis Digital Acceleration of Gravity Tilt Module for Arduino IIC/SPI Transmission
The ADXL345 is a small, thin, ultra-low power 3-axis accelerometer with high resolution (13 bits) and measurement range of ± 16g.
HiLetgo GY-30 BH1750FVI Digital Light Intensity Sensor Module
Main Chip：ROHM the original BH1750FVI
HiLetgo 2pcs 0.36″ 4-Digit Tube LED Segment Display Module Red Common Anode TM1637 Drive Chip Tube Clock Display for Arduino UNO R3
4 M2 screw holes for easy installation.
HiLetgo 5pcs LM393 3.3V-5V Soil Moisture Detect Sensor Soil Moisture Sensor Soil Hygrometer Detection for Arduino Automatic Watering System Robot Smart car
This is a simple moisture sensor can be used to detect soil moisture, when the soil water shortage, the module outputs a high level, whereas the output low.
HiLetgo 2004 20X4 LCD Display Screen Serial with I2C Adapter – Yellow Green Color LCD for Arduino Raspberry Pi
High quality 2004 LCD screen with IIC i2c Adapter, Displays 4-lines X 20-characters.
HiLetgo 5pcs DHT11 Temperature Humidity Sensor Module Digital Temperature Humidity Sensor 3.3V-5V Humidity Measure Range 20%-95% Temperature Measure Range 0-50℃ Celsius with Wires
DHT11 digital temperature and humidity sensor is a digital signal output with a calibrated temperature and humidity combined sensor.
HiLetgo 5 Sets 433M Transmitter + Receiver Kit High Frequency Super Regenerative Transceiver Module for Burglar Alarm
Easy to use, nice range (using antenna on both), you can send strings (text) from one point to another. If you want to automate your house without pulling cables then this device will help you well
HiLetgo Mini 3W+3W DC 5V Audio Amplifier Handy Digital Power Amp Module Board Dual-Channel PAM8403 Stereo Amplifiers with Potentiometer for DIY Portable
It is a small digital power amplifier chip, high-definition sound quality highlights the advantages of digital chips
HiLetgo WTV020-SD U Disk Audio Player MP3 Sound Module Voice Module with SD Card Slot UART 232 for Arduino
It is WTV020 chip plug-in SD card module, supports 32M ~ 1GBit capacity card;
HiLetgo 2pcs MT8870 DTMF Voice Decoder Decoding Module Telephone Voice Module for Arduino
MT8870 Voice decoding chip
HiLetgo TF Card U Disk Play MP3 Decoder Player Module with Audio Amplifier Audio Decoding Player Module Micro USB 5V Power Supply
With high quality, onboard 2W single channel power amplifier.
HiLetgo NE555 DC 12V Delay Timer Switch Adjustable Module 0 to 10 Second
Main Chip:NE555; Operating voltage: 12V DC.