Induction, 0.2 seconds foamingWith the sensitive induction device, the auto soap dispenser can quickly foam in 0.2 seconds, which is convenient for children. Wash your hands easily without touch, avoidingcross contamination and stain residue. 90 days battery life90 days battery life, fully charged in 2-3 hours via TYPE-C charging port. Compared with ordinary auto soap dispensers which require battery replacement, oursealed, leak-proof soap dispenser design eliminates the inconvenience and rusting issues associated with battery replacement. Wall-mounted, can be placed on the desktop2 ways of use: If you want more space on the desktop, install the soap dispenser on the wall, which can better prevent moisture, we also highly recommend it. If the curtainwall mounted is a problem for you, you can place it directly on the counter, and a beautiful automatic soap dispenser can decorate your bathroom and kitchen. About 520 usesOne bottle can use 60 days, can use foam 520 times. Save yourself the hassle of refilling the soap. The foaming soap dispenser has a 300ml clear water tank so you cansee at a glance when you need to refill your soap. For Foaming SoapThe electric soap dispenser only adds foaming soap. After adding the foaming soap, be sure to shake it well before use. Adding other types of soap is not recommended. Reports fromincorrect mixtures can cause clogging. Product size 79*106*192mm Packing list Exquisite color box, data cable, manual