Mi Automatic Water Saver Tap

Water flows out by sense, no need to transfer stains or touches the faucet, just reach out your hand.
Saving water effectively with two sensing modes(bottom and side sensor)
Instant mode: bottom sensor(0-10cm sensing distance)for fast water flowing, auto-stopping after 20-second water flowing out.
Continuous mode: side sensor(0-5cm sensing distance) makes the water flow out for 3 minutes.
Optimized infrared sensing combined with MCU algorithm and air injection technology, energy-saving and eco-friendly design for a smart life.
Small size, easy installation, 6 kinds of adapters for common mainstream faucets
Use USB cable to charge, 3-hour charging time for up to 6 months use (theoretically)