Key Features: 

1. Touch keypad enables convenient operation; 

2. Dot-matrix LCD screen with clock display; 

3. Operation with built-in buzzer sound; 

4. Can control alarm panel actively and receive command from alarm panel; 

5. Password operation makes it safe and reliable; 

6. Tamper alarm function; 

7. Low power consumption, 3.7V/500mA Li battery available.  

Technical Parameters: 

• Power Supply: DC=5V 
• Built-in Battery Standby Time: >12 hours 
• Charging Current: 200mA 
• Standby Current: 11mA 
• Transmission Frequency: 433MHz±0.5MHz 
• Receiving Frequency: 315MHz±0.5MHz 
• Wireless Distance: >50m (no obstacle) 
• Working Temperature: 0℃~50℃ 
• Working Humidity: ≤90% 
• RFID Card: Max 10pcs