Calvas 433Mhz Wireless RF Switch DC12V Relay Receiver Module and 433.92 Mhz Remote Controls For DC Motor Forward and Reverse Controller - (Color: 1 RC and 1 Recevier)

433Mhz Universal Wireless Remote Control Switch DC12V 4CH relay Receiver Module and 1pcs 2 channel RF Remote 433 Mhz Transmitter
Notice.
This remote control only support the learning code (1527) of the receiver
Compatible with remote control using these chips:
 PT1527,EV1527, SCT527, HS1527, SCL1527, FP1527,EV1527 
Do not use this remote control to clone other remote controls,
you will lose the built-in 1527 encoding.
*Package is different according to the selection*
Package includes:
The two options are as follows:
1) 1 RC and 1 RX:
Receiver module (KR1202-4  )       * 1pcs ( include Shell )
Remote Control                                * 1pcs (include battery )
-2) One Receiver Only
12V 2Ch Receiver 433MHz    *1 pcs
-SPECIFICATION  
1. Working Voltage:DC12V
2. Quiescent Current:5mA
3. Working Frequency:433Mhz
4. Receiving Sensitivity:-104dBm
5. Function option:Momentary/Toggle
6. Modulation Mode:ASK
7. Matching Mode: Intelligent Learning code
8. Output Mode:Dry contact /Voltage output
9. Shell:Yes
10. Working temperature : -30~+80
11. PCB dimension:68.2x48.2(mm)
-Operation instructions
Deleting existing remote controls data: 
Pressing 8 times the learning key button on the receiver board,
the LED indicator on receiver board will turn off then turn on.
the existing remote controls are deleted successfully.
1)Momentary Mode: 
1)Press once button (the learning key on the receiver board),
Led( on the receiver board) turn off. LED is off now, before it is bright.
2)Press "A button" , then press "B button", Led( on the receiver board) turn on, informs about setting "Momentary mode" successfully .
2)Toggle Mode: 
1)Pressing 2 times button (the learning key on the receiver board),
Led( on the receiver board) turn off. LED is off now, before it is bright.
2)Press "A button" , then press "B button", Le