Features:
* High-quality rechargeable battery and durable,
* It has a double-headed for exchange conveniently and fastly, with intensity of strong shaking, adjustable for swings,
* It can quickly opened the most of a word locks, cylindrical key lock, Kaba lock, auto lock with two sides and four sides, with 18 piece the kinds of gun needle, and a file of butterfly Transmission,
* Provide wholesale.