Standalone waterproof access control controller with built-in contactless RFID reader 125kHz (S4A-H4-BT) or 13.56MHz (S4A-H4MF-BT) and backlit keyboard with Bluetooth and TUYA app. 
Memory for 1000 users (255 fingerprints/cards/PIN) and 500 TUYA users. NO/NC/COM relay outputs, 3A/24VDC. 
Light indication. 
Reading distance: from 3 to 6 cm. 
Opening modes: RFID Card, Code, Application or combinations. 
Programming via master code/card or application, hold time: 1~99s, possibility to delete individual cards. Exit button input. 
MCU/tamper input.
Alarm output. 
Wiegand 26bit output/input for connection to another controller or connection of an external reader. 
Power supply: DC12V. 
Dimensions: 165x44x22mm. 
Operating temperature: -30⁰+60⁰C. IP66. 
Suitable for outdoor installation, IP66.