A four channel relay board which can be controlled by a wireless remote through a wireless RF link. The relays can be used to control 240 V appliances, motors, other electronic circuits, etc.
The board can operate within a range of 50m when the remote is in line of sight and around 25m when indoors. The RF link on this board works on the 433 MHz frequency. Both the transmitter and the receiver come with an onboard antenna and offer a compact and simple design.
Set Output Type Set output type by changing the position of the upper left corner of the JP2 jumper to adjust - Interlock status - all vacant Jumper. Non-lock status - the jumper on 3,4. Self-locking state - the jumper on 1,2. 2 2 Non-Self-locking lock --1,2 plug, plug 3,4.
Linking Remote To link the remote and relay, power relay board, hold down the button for about 1 second to learn to let go, Learn indicator light flashes, press the button on the remote control to learn indicator light flashes after a few off, both represent learning success.
Working Mode: Output selectable between Latching and Non Latching types
Relay Board Operating voltage: DC12V
Working current: 50 ~ 200mA
The operating frequency: 433MHz
Maximum Relay Load Ratings: 5A 220VAC / 10A 24VDC
Dimensions: 70 × 50 × 20mm
Working temperature: -10 ~ + 50
Application: remote control electric doors, windows, switches, security and other remote areas
1x 4 ch remote controll module
1x remote unit(not include the 12V 23A battery,the air mail ban it) <br>
1x plastic case for receiver