​Features:
*Very convenient to use, simple wiring diagram connection way. 
*Support up to 16 pieces. It can connect to the electronic control lock, doorbell, garage door, , electric curtain, household appliances, motor control, etc. So that it can remote unlock the door, close the , open or close the curtain,etc. 
*The four buttons could respectively copy four different types of chips, that is a can operate four different types of facilities. 
*The working mode can be changed by yourself: you can switch to momentary, toggle, latching three modes as you need.
*Learning pair code: it can work with any with the same frequency, so you needn't worry about losing any more. (If the is lost, buy and pair with the board is OK.)


Specifications:
Receiver:
Channels: 4
Input : DC12V
Standby Current: ≤6mA 
Output Current: ≤10A 
RF Frequency: 433MHz
Output : /AC Optional
RF working mode: superheterodyne reception
Coded System: Learning Code (1527 Chip) ; Fixed Code 
Receive sensitivity: ≥ -105dbm
Decoding mode: MCU software decoding 
storage: up to 16 PCS
Working mode: Momentary, Toggle, Latching 
Wiring type: fixed terminal
Output Terminal: NO , NC , COM
Receiver Board Size: Approx. 7.5 x 5.4 x 2.1cm / (3 x 2.1 x 0.83”)  
Fuse Box Size: Approx. 7.5 x 5.4 x 2.7cm / (3 x 2.1 x 1.1”)  
:
Frequency: 433MHz
: 50m (open area)
: 2*CR2016 3V (included)
Working Current: 10mA
Shock Resistance: 270K/330K
Quantity: 1PCS
Size(Each): 5.8*3.2*1.2cm


Package Information: 
Package Size: Approx. 17 * 11 * 5cm / 6.7 * 4.3 * 2in 
Package Weight: Approx. 94g / 3.3oz          


Package List: S3446-1
1* Receiver Board
1* Fuse Box 
1*