Access controller, metal, Tuya app, WiFi. Backlit keypad, ideal for indoor door access. Supports 2000 users: card, PIN, or card+PIN. Reads 125KHZ cards, full programming from keypad. Adjustable door open time 0-99s. Operating voltage 12V DC, lock output max 3A. Very low power consumption 30mA. Operating temp 45 to 60C.