he complete sets of products, the access controller, the closer and the door open button are connected by FRID, no wiring.smart door lockAll wireless, no need wires any moreEasy for installation and operationOpen times: 16,000 times for lock, 10,000 times for keypad433MHz Rolling Code technologyUltra low power consumptionWith two remote transmittersMetal Wireless Fingerprint Keypad (IP65)1000 Users (including 100 fingerprint users + 900 PIN / card users)4~6 digits PIN, 125KHz cardCommunication distance: 20M maxOpen the lock by fingerprint keypad, wireless exit button and remote transmittersBattery life: more than 12 monthsUnique Features:biometric lockNo cable, no need drillingBattery operatedColor: silvermaterial: metalPackage Contents:1 x Access control machine1 x Electric mortise lock1 x Exit button2 x remote control2 x Parts kitOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.