About Receiver: Model No.: -C211008. 1. Working voltage: DC12V-36V. 2. Quiescent condition: Less than 6mA. 3. Working temperature: -40 Degree +80 Degree About Learning and clearing Method: Learning: learning button, the indicator flashes and OFF, loosen finger, any button of the remote mitter, indicator flashes three times, meaning learning succeeds.(how many times the learning button according to the working way you need) Clearning: Hold learning button about 8 seconds,indicator light flashes several times and off, then remote ,Relay not Respond ,it means clearning code successful.<br><br>Receiver sensitivity: more than -105dBm Working frequency: 433mhz Output voltage: DC and AC is optional Max load current: 10A About Working way: Working way changed by Learning button Momentary: the Learning Button 1 times. Relay: and hold - On; Release - Off. Toggle: the Learning Button 2 times. Relay: - On; same button again - Off· Latched: the Learning Button 3 times. Relay: - On; other button - Off. 2channel Momentary +2channel Latched: the Learning Button 4 times. 2channel Momentary +2channel Toggle: the Learning Button 5 times. 2channel Toggle +2channel Latched: the Learning Button 6 times. About Remote Control mitter: 1.Buttons: 4 Buttons 2.Working Voltage: AA x 2 battery, batterynot included 3.Operating frequency:433MHz 4.Remote Distance: 200-1000M 5.Operating Current: 13 mAh 6.Encode: EV1527 code Color: white+orange Material: ABS Due to different product batches, the appearance may be different, which does not affect use.<br><br>Package Contents: 1 x receiver 1 x Remote Control<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The mea