This product is also suitable for shower gel, shampoo and detergent, but please add water to dilute 3-8 times before using these liquids, otherwise it will easily block the pipeline and cause no bubbles, please do not use gel hand sanitizer. 1/ Induced bubbles 2/ Built-in water tank 3/ Indoor temperature and power display 4/ Three levels of bubble volume can be adjusted Feature: 【Digital Display & Waterproof】- The digital display screen diplay the indoor temperature and volume of the power,it's easy know when charging the soap dispenser. IPX4 waterproof : the soap dispener make by high quality ABS, scratch resistant, flexible silicone valve snap to form a seal can be waterproof, especially in the bathroom or kitchen, to ensure long-term use of the soap dispenser. 【Wall-mount Design & Widely Used】 - Hole-free wall-mounted modern design make your bathroom more beautiful, simple and compact, not taking up any spaces. Our sensor soap dispenser features a mini compact and simple design, it can be easily integrated into various environments such as bathroom/kitchen/hotel/restaurant/toilet. 【Rechargeable】-The automatic soap dispenser built-in 1500 mAh large-capacity battery,It can be used for 2-3 months after full charge. Product Description: Product material ABS Battery capacity: 1500 mAh Input: 5∨-1A Power: 3W Water tank volume 320mL Charging port: TYPE-C Product size: 77×40×160mm