the Battery 2x CR2016 of the remote is NOT included due to the shipping safe,pls understanding.

Specifications Of The Transmitter:

Operating RF Frequency: 433MHz.
Coded System: 1527 Learning Code.
Working Current: 12mA.
Transmitting Power: 10mW.
Wireless Operating Distance: 50m(Free Space).
Color: Black.
Package Size: 6.5 * 3.2 * 1.5cm / 2.55 * 1.25 * 0.59in.
Package Weight: 30g/1.05oz.

  AB Remote powered by 2x CR2016(no included)

  ABCD Remote powered by 12V27A(not included)

Specifications Of The Receiver:
Working Voltage: DC 3.6V~24V.
Maximum Load: 2A.
Static Current: 3.6 mA ~ 5.5mA.
Working Frequency: 433MHz.
Reception Sensitivity: > or = -107dBm.
Size: 22.5 mm x 11mm x 8mm (Length × Width × High).
Input: DC 3.6V~DC24V.
Output: DC 3.6V~DC24V.
Modulation Mode: ASK (Superheterodyne).
Appearance Size: 22.5mmx 11mm x 8mm (length × width × high).
Number Of Stored Remote Controls: < or = 10.
Working Mode: Momentary, Toggle, Latching Mode.
Learning Style: Learning Button.
Working Temperature: -20 Degrees 80 Degrees.

Notice:
The package Included different products because you choose a Different options.

Package List 1:
1Pcs * QA-R-011 Mini Wireless RF Remote Control Light Switch Receiver Module

About Working mode:

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 or 20s , the relay disconnect automatically.

Automatic energize when power on mode: when power supply, the relay connects.

Clearing the code :
After push the receiver's learning button 8 times , the receiver Clear all the remote control data in its memory.
When the LED flashes for 5 few times,it indicates that the clear function is completed.
(After cleared the code in the receiver,all the remote control must study from receiver onece again to restart.）

Receiver operating mode Settings

1.Learning the code :(momentary)

Push the learning key on the receiver once time ,it comes into momentary setting mode .
Wait for a moment ,the LED will be on, it comes into learning state .Push the remote button ,
LED indicator on the receiver board will flash 3 times and then come off ,learning successfully.

2.Learning the code : ( Toggle )

Push the learning key on the receiver twice time , it comes into toggle setting mode Wait for a
moment ,the LED will be on , it comes into learning state .Push the remote button ,LED indicator
on the receiver board will flash 3 times and then come off, learning successfully .

3.Learning the code :( Latching )

Note: When you choose for latching mode ,in order to learn more remote control ,you need to
learn two different button,the first time learnt is for “ON”, the second time learnt for“OFF”.
For example : button A = ON , button B = OFF ,Push the learning key on the receiver triple time ,
it comes into latching mode .Wait for a moment , the LED indicator on thereceiver board will be on,
Push the remote button A,LED flash for 3 times .Push the remote button B .LED indicator flash for 3times and then come off, learning successfully .

4.Learning the code :( Time delay mode )
Push the learning key on the receiver forth time , the time dealy for 5 seconds .
Push the learning key on the receiver fifth time , the time delay for 10 seconds .
Push the learning key on the receiver sixth time , the time delay for 15 seconds .
Push the learning key on the receiver seven time , the time delay for 20 seconds .
The LED indicator will be off .Push the remote button , LED flashes and off ，learning successfully.

5.Learning the code : (Automatic energize when power)
Press and hold the receiver module for 5 seconds, the receiver indicator flashes 3 times, the setting is complete.

NOTE: The system can store for 5 pcs of remotes , if the remote get more than 5 pcs , the initial remote control will be lost .