Product size: 41 mm (L) × 41 mm (W) × 79 mm (H) Operating voltage: DC 3.2 ~ 4.1V. Power consumption: static power consumption ≤0.2mw. Battery specifications: 1. Lithium battery with nominal voltage of 3.7 V 2. Battery capacity 500mAh 3. Charging voltage 5V / 1A 4. Micro USB charging port Working water pressure: 0.05Mpa ~ 0.8Mpa Working water temperature: ≤75 °C Tap tap adapter Tap tap adapter with M24 inside and M22 outside Fast induction: Double induction technology responds with 0.1 second wave Spatial induction: refuse to touch and pollute health and hygiene Integrated flow channel throttle design: reject waste and save water Long battery life is more worry-free: 9 months of continuous use on a single charge Spatial induction, refuse to touch pollution, more hygienic No need to repeatedly change and touch the tap in various water scenes such as washing hands, washing dishes, washing vegetables and receiving water, which can effectively prevent the cross-infection of bacteria and