Note: 1. No oil bottle included. 2. It's normal if you find some oil in the blade for maintenance. 3. Please charge as soon as possible while the battery power is lower than 15. 4. This hair trimmer can be very close trim but it doesn't work as a bald haircut. it leaves 1mm length, suitable for oil head, carving,vintage hair style.Specification: Power: 10W Rotational Speed: 7000RPM Product Dimension: 5.9x1.6x1.3in Charging time: 2 hours Working time: 180 minutes Blade material: Titanium Stainless Steel Feature: ▶Titanium stainless T-blade for lining, designing and dry shaving, meet your demand for different haircut style. ▶Low vibration and ultra quiet design. The noise when working is only about 56 db, to help you feel at ease. ▶This hair edger clipper is designed for smooth, quick, and precise clipping performance on all types of hair. ▶The outliner trimmer's rechargeable lithium-ion battery offers up to 180 minutes of operation time after a full 2 hour charge. ▶Time-tested and powerful motor(1000hours) enables you to cut through all kinds of hair with ease and efficiency all day long. ▶Professional hair trimmer with 3 high quality ABS plastic limit combs(1mm 2mm 3mm) for clipping hair of different lengths. Package Include: 1* Hair Clipper 3* Guided combs (1mm, 2mm, 3mm) 1* Cleaning Brush 1* USB Charge Cable 1* User Manual