Features: 1. Automatic temperature control, Avoid overheat 2. Disposable water injection, everlasting use 3. Voltage: 220V,450W, 50Hz 4. According to the various environment temperature, the use of time also are diverse Specification: Condition:100% Brand New Size: As the image 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 thanks to guide size and make sure you do not mind earlier than ordering. Please unnecessary to assert colours may well exist chromatic aberration because the different placement of pictures.