【Free Switching Function】: Function can be switched freely, temporary password or fixed password can be set. Function can be switched on the lock by itself. 【Energy Saving And Environmental Protection】:The four section seven alkaline battery can be used normally for more than 10 months. 【Good Material&Well-designed】:Made of high quality Zinc alloy material, sturdy and eco-friendly, and safe to use. Compact design, exquisite workmanship and elegant appearance. There are different sounds and lighting hints for incorrect password, correct password and insufficient power. 【Easy Installation】:Just need to open a 12 mm through hole, and then screw four screws on the panel and three screws on the lock. 【Widely Used】:Widely used in lockers, lockers, office cabinets, drawer cabinets, sauna cabinets, mobile cabinets, storage cabinets, etc., Weight: 0.37 pounds, Manufacturer: Dioche