specification brand name: kemei Gender: Male, female. child Power Type: Rechargeable Use: Face, beard, moustache, barber. Voltage: 100-240V Charging time: 1.5 hours Working time: 210 minutes Power: 10W Model Number: KM-1757 Engine: very powerful Color: silver Material: abs Battery: 1400 mAh package content 1x machine 1 x brush 1 x usb cable 3 x limit comb OIL is not include feature Sharp T-Blades: Titanium precision blades, stay sharp longer to cut all hair types, smooth clipping without hair stuck, close cutting carbon steel T-blade for lining, designing and dry shaving. Upgrade Pro Lithium Battery: Built in large 1400mAh Li-ion battery, 2 hours charge for 210 min cordless use. USB charging port, you can connect USB adapter, laptop, car charger, power bank and other USB powered devices, perfect for travel. Powerful & Durable Motor: 10W powerful motor for increased rotational speed, super long lifespan-1000 hours. Low noise(56 dB) and high speed for smooth and efficient haircut experience. No matter hard or thick hair types, this hair trimmer behaves perfectly.