Three-speed adjustment: 0.25S fast bubble. Different gears meet the needs of children and adults with different foam volumes. 300ml large capacity: It can dispense liquid 500 times, which can be used by the whole family for 50 days. ; Multi-function display: Displays indoor temperature (°C/°F) and remaining battery life. ; Multi-liquid application: Foaming hand sanitizers can be added directly. Other commonly used liquids (hand sanitizer, detergent, shower gel, etc.) can be used after being diluted with 3-8 times of water. Waterproof and USB charging: IPX5 waterproof (the soap dispenser cannot be turned over), not afraid of humid environment. Built-in 2000mAh lithium battery, 3 hours charging time, 180 days super long standby time. ; Wall-mounted and bionic tilt: The wall-mounted soap dispenser saves space. The 45° foam outlet prevents the foam from sticking to the soap dispenser and keeps the soap dispenser clean.