Detachable ceramic moving blade, titanium coated stationary blade Environmentally high performance built-in Ni-MH rechargeable battery 3 Positions double-side detachable comb 3/4, 6/9, 12/15mm Fine adjustment 0.8mm to 2.0mm using rotating wheel Can be used with or without cable 1.5h quick charging system Charger stand LED digital display: charging status & battery leave while working & low battery warning