Gravity: Analog Voltage Divider V2 - voltage divider module

The arduino turbidity sensor detects water quality by measuring level of turbidity. It is able to detect suspended particles in water by measuring the light transmittance and scattering rate which changes with the amount of total suspended solids (TSS) in water. SEN0189

The MPX5700AP air pressure sensor with a measuring range from 15 to 700 kPa. It communicates via the I2C interface. DFRobot SEN0456

Module with a gesture and touch sensor. It recognizes 7 types of gestures and has 5 touch buttons. It is supplied with a voltage ranging from 3.3 V to 5 V and communicates via UART. DFRobot SEN0285

Gravity: Vibration Motor Module is a module with a small vibration motor powered by 5V voltage, controlled by a binary signal (high / low state) or using a PWM signal. DFRobot DFR0440

Module with a bistable button and green LED backlight. The board is equipped with a Gravity connector and communicates via a digital interface. DFRobot DFR0785-G

Module with a PIR motion sensor. It can detect movement up to 7 meters with a detection angle of 100 degrees. DFRobot SEN0171

360° encoder module with LED indicators. It communicates via the I2C interface (Gravity connector). DFRobot SEN0502

Switch module with an interlock. DFRobot DFR0423

The infrared distance sensor enables the detection of objects in the range from 3 to 50cm. The sensor has a digital output, the detection threshold is adjusted by a potentiometer. DFRobot SEN0164

Set of 10 cables, 30 cm long, for digital sensors compatible with the Gravity standard. DFRobot FIT0011

Ultrasonic distance sensor with a range of up to 5m. Communication takes place via the I2C interface. The module is supplied with the voltage from 3.3 to 5.5 V. DFRobot SEN0304

Module with an analog sensor of carbon monoxide and combustible gases (methane, propane) MQ9. It is powered with the voltage of 5 V and has an analog output. DFRobot SEN0134

Heart rate measurement module compatible with Arduino and Raspberry Pi (Gravity: Heart Rate Monitor Sensor For Arduino). It uses PPG technique, which in a simple and cheap way is able to measure the changing volume of blood. DFRobot SEN0203

Sensor for detecting the distance, intensity and frequency of light (lightning) within a radius of 40 km. The module enables weather enthusiasts to measure data about local storms. DFRobot SEN0290

Module with LCD display 16x2 characters with gray backlight. It is supplied with the voltage from 3.3 V to 5 V and communicates via the I2C interface. DFRobot DFR0557

A sensor that detects the concentration of ammonia. Equipped with a factory calibrated probe. It communicates via the I2C interface, UART or analog output. DFRobot SEN0469