Characteristics: 1. Large HD screen The human body senses that people automatically turn on the screen, which can display the time, room temperature, current gear, low fluid prompt, no power prompt, and full power prompt. 2. Large capacity Capacity 500 ML, 2000 mAh lithium battery. 3. IPX5 waterproof It can be used in humid environments, such as sinks and toilets. 4. Improve self-cleaning function 30 seconds of strong water flow to deepen the pipe to avoid blocking the pipe. 5. Automatic low fluid reminder, low battery reminder When the volume of liquid is less than 10%, the icon will light up red, automatically reminding you to refill the liquid. When the battery level drops below 20%, the icon will light up red, automatically reminding you to charge. 6.3 gears to adjust bubble performance Different dosage requirements for adults and children can be met. 7. Multi-fluid application Ordinary hand sanitizer, detergent, shower gel, shampoo can be diluted 3-8 times with water and poured into it and foam normally. Technical data: Size: 185*65*108mm Material: ABS PP electronic components Capacity: 450 ml Weight: 521g Battery Capacity: 2000mA List of packages: 1 * soap dispenser; 1 * USB charging cable 1 * manual 1 * wall sticker