Features: P1: Power Supply: DC10V--30V P2: Output: Relay (Max. current: 10A) P3: MX 1.0-6P Fingerprint Module (compatible with R502, R502-A, R503) P4: MX 1.25-6P Fingerprint Module (compatible with R300, R301T, R302, R303, R303T, R305, R306, R307, R501) Standby current: 6mA (DC12V) Fingerprint capacity: 300 1. SET Button: (1) Briefly press the SET button; the system enters registration mode, and the indicator light blinks rapidly. Press twice for each fingerprint; registration is successful when you hear a tone. Fingerprints can be registered continuously while in registration mode. If no further fingerprints are needed, wait 8 seconds. (Fingerprint capacity is 100 when pressing the SET button; registered fingerprints are stored in database 01) (2) To restore factory settings, press the SET button until you hear a long beep and tone, indicating successful initialization. 2. Remote Control: (1) A red indicator light means programming mode; a tone indicates successful operation. Default password: 123456, password length: 6 digits. Color: Silver, Black Material: Plastic, Metal Package Contents: 1 * Control System Note: Light shooting and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is +/- 1-3cm.