Feature:1. Produce bubbles when receiving near-field PIR motion sensor in 0.6 seconds. No need to press to touch, fully upgraded and automatically bubble out, convenient and fast.2. Charge a time supports up to 10800 times using. 400 mA lithium battery supports long standby time up to 1-2 months.3. Intelligent charging, convenient and environmentally friendly, needs no disassembling, reducing the second damage to the life of the body.Specification:Material: ABS + PP + siliconeWorking voltage: DC5V/0.8AUse power: 3.5WSize: 19.6x8.5x8.5cm/7.72x3.35x3.35inCapacity: 300mlPower supply: built-in 400mah lithium battery, USB chargingFunction: sink/bathroom/hotel/public toilet/hospital/school, etc.Type: WhiteNote:1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you2. Please allow 1-2cm measuring deviation due to manual measurement.3. Hand sanitizer needs to be mixed with water, according to the ratio of hand sanitizer VS water 1:5, the liquid cannot contain granular or powdery things.