【Wide Application】Mobile phone is your key, bind account, never lose.Easy to open the cabinet lock with one button, suitable for bookcases, bedside cabinets, file cabinets, etc. 【Smart Documents Lock】Important documents and personal items in the office drawers do not want to be turned over. When using traditional mechanical locks, colleagues are anxious to ask for documents, cannot hand over keys or keys, and the smart switch can lock the privacy and freely authorize the keys. Increase work efficiency. 【Low Standby Power】Two AAA batteries powered(NOT INCLUDED), ultra low standby power. Can be set to low power automatically open, to avoid important files can not be removed. 【Real-time View】Real-time view of unlock records, APP automatic management.Monocrystalline silicon semiconductor chip, stable performance. 【Automatic Locking】Remote key authorization for increased productivity. With automatic locking function, free to control.Specification: Product Name: Drawer Switch Connection method: Unlocking speed: 1-3s Unlocking distance: less than or equal to 10m Power supply: two AAA batteries Working temperature: minus 40 degrees Celsius - 85 degrees Celsius colour:white Material:ABS Package Contents: 1*lock body (without battery) 1*lock buckle 1*glue 1*block 1*bag of screw accessories 1*manual Notes: This does NOT include the battery. Only the above package content, other products are not included.