Features:

It is a wireless remote control switch with learning code (receiver). It is easy to match the transmitter (remote control).

Strong signal that can pass through walls, floors and doors, control the receiver from any place within a reliable distance.

The volume is small and the performance is stable and reliable, high receiver sensitivity.

It covers applications such as automatic door, window, lifting equipment, entrance access, etc.

Perfect wireless relay remote control for computer PC.

Specifications:
Working voltage: DC4V 12V (DC4V 4.5V 5V 6V 7.4V 9V 12V)
Standby current: 7-9mA
Working current: 70-130mA
Relay standard: 20A (14VDC 12A 120VAC 7A)
Maximum load: 10A (better load is less than 7A)
Learning code: Learning button to add transmitter
Working mode: Momentary toggle adjusted by jumper
Compatible: For computer PC
Size: Approx 43 x 30 x 22mm / 1.69 x 1.18 x 0.87inch
Remote size: Approx 60 x 30 x 12mm / 2.36 x 1.18 x 0.47inch
Quantity: 1PC
Package weight: 50G

Package included:
1 x Relay remote control switch
1 x Transmitter
(Other items in the picture are not included)

Momentary----Press and hold----ON, Release----OFF
Toggle----Press once----ON. Press again----OFF
GND----Input GND -
VCC----Input VCC +
NC----Normally closed
COM----Common
NO----Normally open

Clear code:
Press and hold the receiver's learning button for about 5 seconds until the receiver's LED indicator goes from ON to OFF, which means the code has been cleared.

Learning code:
Momentary/toggle mode:
Press the receiver's learning button, the receiver's LED indicator flashes slowly, which means it enters learning mode, press the transmitter button, the receiver's LED indicator flashes quickly 2 times and then slowly, which means learning is successful. Press the learning button again to turn off the LED indicator, which means learning is complete.

Note: Please note that the new type and the old type of this product will be sent randomly, and make sure you don't mind before ordering.
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} 1It is a wireless remote control switch with learning code (receiver). It is easy to match the transmitter. 2Strong signal that can pass through walls, floors and doors, control the receiver from any place within a reliable distance. 3The volume is small and the performance is stable and reliable, high receiver sensitivity. 4It covers applications such as automatic door, window, lifting equipment, entrance access, etc. 5Perfect wireless relay remote control for computer PC.