Automatic power off protection after working for 30 minutes, it can be used after 5 minutes.This mini dishwasher is light and compact for easy carrying, suitable for family, business travel, travel, camping.USB powered, easy to use, you can connect your mobile device, free of installation, convenient.Adopts advanced ultrasonic technology to achieve deep cleaning effect.Multi‑purpose, perfect for cleaning fruit, dinnerware and vegetable etc.Specification:Item Type: Ultrasonic DishwasherMaterial: ABSColor: WhiteSize: Approx. 12.3x7x4cm / 4.8x2.8x1.6inWeight: Approx.355g/12.5ozVoltage: 5VCurrent: 2APower: 5WWorking Hours: 30 minutesPackage List:1 x Ultrasonic Dishwasher1 x Instruction ManualNote:1. Please allow 1‑2cm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.3. Bubble generator for external equipment, not touching water。l Portable Dishwashers Free-installation Automatic Compact Tabletop Dishwasher