Rechargeable battery:2 x Ni-Cd batteries 1.2V 350mA
Low vibration and noise design
Operation Method:
Firstly:Charge this Nail Grinder with USB for around 2 hours.
Secondly: According to the pet's size and characteristics of their nails, choose the suitable port for your pet.Port 2 is suitable for small pets to grind nails; Port 3 is suitable for large and medium pet to grind nails; Port 1 (its side) it is suitable for grinding fast.
Then: Holding the Electric Nail Trimmer Clipper with one of your hands, holding the pet nails with the other hand, put its nail into a port gently, and then begin to grind.
Finally:Take off the plastic cover the grinder in an anticlockwise direction, turn it on and gently clean the surface of the nail grinder, paper or cloth to remove the nail powder.