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Grove - WS2813 RGB LED Strip Waterproof is an LED strip based on WS2813 with up to 30 LED lights and a length of 1 meter, it can be used to display colorful lighting effects.
The Grove - Variable Color LED is a RGB LED that can be controlled by both digital and PWM signals, there are three changable resistors on board, with which you can change the color simply and quickly.
Grove - UART WiFi V2.0(ESP8285) is a serial transceiver module featuring the ubiquitous ESP8285 IoT SoC.
The Grove turbidity sensor can measure the turbidity of the water (the number of suspended particles).
Grove - Temperature Sensor uses a thermistor to measure ambient temperature. The resistance of thermistor changes based on ambient temperature.
The SHT31 sensor could be the finest and highest-accuracy humidity sensor you can find, as it can acquire the relative humidity at only ±2% error.
This is a multifunctional sensor that gives you temperature and relative humidity information at the same time. It utilizes a TH02 sensor that can meet measurement needs of general purposes.
The Grove - TDS Sensor detects the Total Dissolved Solids (TDS) levels in the water which can be used to indicate the water quality.
This Grove - Switch is a mini SPDT switch which you can use to add an "on/off" option to your project. It is a reliable switch that can be used in anything.
The Grove - Speaker is a module consist of power amplification and voice outputs. The loudness can be adjusted by the on-board potentiometer. With different input frequency, the loud-speaker generated different tones. Coding the music into arduino, DIY yo
The SPDT Relay(30A) is a high quality Single Pole Double Throw Relay(SPDT).The Relay consist of a coil, 1 common terminal, 1 normally closed terminal, and one normally open terminal. When the coil of the relay is at rest (not energized), the common termin
Grove - Servo is a rotary actuator that allows for precise control of the angular position.