Working Voltage: DC24VChannel: 8CH (each relay with LED Indicator)Quiescent Current: 8maWorking Temperature: -20’C-+70’CWorking Frequency: 315/433.92MHZReceiving Sensitivity: -103dBmMax Load: 10A Relay have better load less than 5APCB: 86*71*15mmCase: 100*80*28mmInput DC24V Output 0V Switching Value, use Relay NO COM or NC to control your load 1 Line connect or disconnectA===NO B===COM C===NCOutput State: Momentary Toggle Latched adjusted by learning with different transmitter Button Momentary------------Press the Transmitter button 1, the receiver relay 1th is ON, release button 1; the receiver relay 1th is OFF, the same as 2/3/4/5/6/7/8.8CH are independent.Toggle---------------Press transmitter button 1 for 1 time, the receiver relay 1th is ON, press button 1 again, the receiver relay 1th is OFF, the same 2/3/4/5/6/7/8.8CH are independent.Latched------------------Press transmitter button 1, the receiver relay 1th is ON, the relay 2/3/4/5/6/7/8 is OFF. Press transmitter button 2, the receiver relay 2th is ON, the relay 1/3/4/5/6/7/8 is OFF Press transmitter button 3, the receiver relay 3th is ON, the relay 1/2/4/5/6/7/8 is OFF Press transmitter button 4, the receiver relay 4th is ON, the relay 1/2/3/5/6/7/8 is OFF. ……………. It also mean .Latched only can keep 1CH ON .and it will often have 1CH is ON. Learning CodePress the Learning Button for 1 time, then press the relative transmitter button, the Receiver LED indicator flash for 3 times, it means learning is successful.Clear CodePress the Learning Button and hold. Until the Receiver LED indicator turn to off,It means clearing is successful.