Momentary:Push the remote button , the relay connects, release the remote button , the relay dis-connects. Toggle:Push once the remote button , the relay connects , push twice the remote button , the relay dis-connects . Latching:Push the remote button A, the relay connects, push the remote button B, the relay dis-connect. Tiem delay mode: Push the remote control button , the relay connects , from when release the remote button , after 5s or 10s or 15s , the relay disconnect automatically. Clearing the Code:Press the Learning Button on the receivers for 8 times, the codes will be cleaned. After cleaning the code, all the remote control cannot work any more. Please Note:The system can store for 25 pcs of remotes , if the remote get more than 25 pcs , the initial remote control will be lost . Specifications Of The Receiver: Input voltage: DC 12V Working current: 10A Maximum load power: 110W Frequency: 433Mhz Support encoding format: EV1527 Wiring method: NC COM NO Working mode: Momentary, Toggle, Latching Time delay (5s ,10s ,15s ) Specifications Of The Remote Control: Operating RF Frequency: 433MHz. Coded System: 1527 Learning Code. Working Voltage: DC 3V. Working Current: Less than 25mA Transmitting Power: 10mW. Wireless Operating Distance: 50m(Free Space). Transmission Rate: 50 - 60KHz. Frequency Deviation: +0.2MHz or -0.2MHz. Note: Installation guide not included, Please check as much as possible to make sure the item is what you need. Tips: The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use Color: As Shown Material: plastic Package Contents: 2 x remote switches 1 x remote control