Three stage stop bubble volume: the adjustable volume control of the soap dispenser has three stage bubble output (0.6s, 1s, 1.5s), which can meet the different dosage needs of adults and children. Adjust as needed. The upgraded infrared sensor chip can identify accurately and is not afraid of strong light (it is recommended to install it on the wall 0.65ft/20cm away from the table). Full screen display: The automatic soap dispenser adopts full screen display, so the residual power and indoor temperature are clear at a glance. IPX5 is waterproof and safe to use in wet environment (do not wash your body with water and keep the sensor part of the machine as dry as possible). Compatible with all kinds of soaps: The automatic foam soap dispenser is widely used in hand sanitizer, dishwashing liquid, bath liquid and other soaps on the market. 1:3 dilution of soap and water will produce rich foam. It has a large capacity of 12oz/30ml and can be discharged for 500 times. It can be used by the whole family for 50 days. Four month battery life: the bathroom foam soap dispenser has a built-in 2000mAh battery, is equipped with Type-c 3.0 fast charging cable, and adopts international advanced motor technology to effectively reduce energy consumption and make it quieter. Faster charging and longer battery life. Installation without drilling: The foam soap dispenser is equipped with 1 strong non marking adhesive, which can be installed without drilling to protect the wall without leaving traces. (Recommended for smooth walls such as tiles). Product Description Soap dispenser