Features: 1. Automatic temperature control, Avoid overheat 2. Disposable water injection, everlasting use 3. Voltage: 220V,450W, 50Hz 4. According to different environment temperature, the use of time also are varied Specification: Condition:100% Brand New Size: As the picture proven Color: Random Color Quantity:1PC Package Includes: 1PCx hand warmer(without water) 1PCx Power cable 1PCx Funnel 1PCx Stopper Notice: Please allow 1-3cm error due to instruction manual measurement and make sure you don't intellect earlier than ordering. Please needless to assert colors may well exist chromatic aberration since the assorted placement of pictures.