Reverse-osmosis (RO) systems are one way to ensure that you get very clean drinking water. The Waterdrop G3P600 variety that [Tomasz Wasilczyk] recently purchased is definitely among the fanciest and ...

Ultra-low power consumption: ~14μA in sleep, ~83mA during refresh (~15s). Long battery life: 6-12 months on a 5000mAh battery with 30-minute update frequency. Customizable display: Supports multiple ...