Mini Relay Receiver Transmitters Remote Control Switch

This Mini Relay Receiver Transmitters Remote Control Switch is quite easy to install and use, and simplify your low-voltage project and forget about the messy wiring.
Features
Momentary: Press one button is working /ON. loosen your finger on the same button is stop/OFF.
Toggle: Press one button for one time is working/ON, and press it again is stop/OFF.
Latched: Press one button is working/ON, and press another is stop/OFF.
Superheterodyne Receiver
Super long range.
Stronger anti-interference.
High-sensitivity.
Specifications
Working Voltage DC3.5V-DC12V
Max Load 1A
Quiescent Current 5ma
Relay Working Current 20-30ma
Size 25 x 11 x 8mm
Package Contents1 x Receiver (without cover)
2 x Transmitters (with battery)