good
good quality
Arrived to Ukraine in 4 weeks. Works good, good quality. the 23A battery is needed for transmitter (not included). Press teach button on receiver and any key on transmitter to pair. Latch or momentary mode select via jumper. I have used reciever with Li-ion (3.7V) voltage. For make it, remove terminals, relay and 78L05. Supply 3.7V to 78L05 output holes. Load may be connected between + of power supply and collector (destination) pin of SOT23 transistor.