Features: Ergonomic hand and wrist rest design for comfortable relaxation. The bowl with vibration design not only for fully removing nail polish, dust but also massaging your hands. Large water reservoir with easy-to-read fill line easily accommodate most hand sizes. Elegant, compact design to fit all nail stations. Can be powered by 3pcs AA batteries or adapter. Light weight and portable size with non-slip base for convenient use and easy to carry. Specification: Condition:Brand New Item Type: Electric Manicure Bowl Material: ABS Power: 3.5W Voltage: US Plug 100-240V Battery: 3 x AABattery (Not Included) Package List: 1 x Main Machine 1 x Power Line Package List 1Ergonomic hand and wrist rest design for comfortable relaxation. 2The bowl with vibration design not only for fully removing nail polish, dust but also massaging your hands. 3Large water reservoir with easytoread fill line easily accommodate most hand sizes. 4Elegant, compact design to fit all nail stations. Can be powered by 3pcs AA batteries or adapter. 5Light weight and portable size with nonslip base for convenient use and easy to carry.