Hd-ers-7100 1. Specification: *fingerprint sensor: Optical sensor *dimension(outside):40(d)x80(w)x290(h) zn die casting *dimension(inside):35(d)x80(w)x290(h) abs plastic *door handle: Al die casting *remote control: Rf wireless (option) *number of users:100 *power: Dc 6v *power supply (body):1.5v 8pcs aa alkaline *remote control:1.5v 4pcs aaa size alkaline *battery life:18 months if the system is used an average of 15 times daily. *door thickness: Regular 35mm~55mm, optional 45mm~55mm *automatic locking sensor:1 magnetic sensor each 2. Special features * back-up password system * the use of multiple wireless rf remote controls * to eliminate or add users * losing the remote control not to effect security * automatic locking function * alarm system for forced door entry * security lock function * battery change notification alarm system * security lock mode (complete security function) * manual mode selection function * emergency power supply for energy failure.. We are looking for dealer, distributor, importer to represent our products in your state or city. If you are interested in getting sample and entering into business with this product feel free to contact us without hesitation.