Shelly BLU Motion _MAKE_ROBO_WHEEL The sensor can accurately measure

The sensor can accurately measure distances up to 8 meters and is designed to be energy-efficient

it's always best to avoid long-term (over 1 hour at a time) submersion

a 5W speaker

with I2C interfacing so you don't have to manage the heater and analogue reading of a MOX sensor

Shelly BLU Motion _MAKE_ROBO_WHEEL The sensor can accurately measureThe Shelly BLU Motion is a compact Bluetooth motion sensor with instant responsiveness, adjustable sensitivity, built in lux meter, and long lasting battery life. Swift alerts will keep you informed of any motion in real time, while its durable battery ensures long term peace of mind. Setup is simple with the Shelly app, connecting to the sensor via Bluetooth, then simply follow the steps and have the device ready in just a few minutes. The sensor can