1Safety in use, zero failure product. 2Made of zinc alloy material, sturdy, precise, safe and durable. 3Simple to install. Just open a thread hole, connect the wire of the panel and lock body, and then two screws fix the panel and lock body directly. 4Support multiple unlock modes: Password mode, RFID Card/Bracelet Mode, RFID Bracelet/ Card + Password Mode,strong privacy. 5Suitable scope is broad,Applicable to agent, school, SPA / sauna bath center, swimming pool, gymnasium,golf course, supermarket, hotel, company, factory, household, business clue, etc.