Security lock powered by 9V x 1 battery for notebook/laptop, luggage, bikes, ski pole, scooter, doors, and cabinets 3-digit retractable alarm security lock Patented product Conform to RoHS Use for: Without shackle: luggage, bikes, ski pole, scooter, doors, and cabinets With shackle: laptops/Notebook, LCD monitors, and projectors Works with a shackle for most types of laptops/Notebooks Material: Lock: zinc alloy and ABS material Cable: PVC coating cable Dimensions: Cable: 1.5mm x 120cm Battery: 9V battery Decibel: 100 to 120 Accessory: with zinc alloy shackle and according to customer's request Customized logos can be imprinted Package: multiple package Up to 1,000 resettable combination Retractable cable advantage: Luggage strap suitable to any travel luggage with adjustable length Easy to adjust the cable length Advantage of alarm lock: When somebody tried to steal your Notebook or something, the siren of lock would warn you or nearby person to find this situation