Features: This product is suitable for corded and cordless use. It is very portable and can be charged with a USB cable anywhere. It is adjustable to the length of 1.5mm maximum. Equipped with a built-in battery that takes 1.5 hours to fully charged and provides approximately 90 minutes of run time. You can completely immerse the device in water for cleaning but not with hot water above 60 degree celsius *Voltage: 3.7V *Motor parameters: 180 *Motor speed: 6000 rpm/min *Battery parameter: lithium battery 600mAh *Power: DC 5V 5W *Charging time: about 1.5 hours *Discharging time: about 90 minutes *Display: LCD *User manual language: English 1* Hair trimmer with adjusted comb 1*Cleaning brush 1* USB cable 1* bottle of oil 1* User manual