• Working voltage:DC5V 500MA
• Working current:<20mA
• Working Frequency:315MHz±75k
• Dimension:210*148*30MMworking band: 315
• Remote distance: 500m ( no obstructions )
• Operating Temperature: -30~+80°C
• Receive sensitivity: -108dbm
• Static Current: <430mA
• Communication: Wireless
• Show number: Display 1 number at the same time
• Max number: 99