Sherlo RX1-500 1 Channel Receiver 500m Code Hopping 403MHz Buttons Special optical technology with special

Special optical technology with special glass filters for added stability and reliability

1 x Door Closer Medium Duty 25-45Kg without Hold Open Function

they have LED Indicators for quick installation and a built-in LCD Volt-meter for quick alignment

Max Current output: 3

Voltage：12VDC

Sherlo RX1-500 1 Channel Receiver 500m Code Hopping 403MHz Buttons Special optical technology with specialRef: SW80 Weight: 0. 1Kg 1 Channel receiver 403Mhz Frequency Code Hopping 500 Meter Range (open Air) with Code Hopping Encryption. Power saving design engineered. Crystal controlled front end for less frequency error shift. Easier to program via the tactile on board 'LEARN' switch. Momentary, 1 & 3 Seconds, 1 & 3 Min Relay closure times. Latching Relay output selectable. On board buzzer sounds on 'Activation' and in 'Learn' modes. Frequencies