Usage Tips:Made of quality metal material, it is sturdy, durable to use, and hard to destroy No need to worry about forgetting a key or losing the key, just enter the password or card to open the door Smart access control with large capacity, supports 1000 users 3 ways of access: card, code, card + code Provide more convenience for family or trusted friends Change the way to open the door, convenient and practical The keypad can be powered by either DC 12V-18V IP66 Waterproof and rainproof, it can be installed outside With WG26 output and WG26/34 input automatic recognition function Specification: Waterproof grade: IP66 Capacity: 1000 users (990 regular users +10 visitors) Three access methods: card, code, card + code Card type: 125KHz electromagnetic card Password length: 4~6 bits (with tamper-proof alarm)