dstfuy Wireless Remote Switch 12V,40A Relay 1500M Long Range.

HIGH POWER LOAD The Relay adopts 40A relay, which can load high power electrical appliances to ensure long term stability control. Note max load 30A, STRONG SIGNAL Adopts RF technology, it can pass through walls, floors and doors, control receiver from any place within a reliable distance. Max range is up to 4900FT with no obstacle. EASY TO CONTROL Learning code has high level security for its low repetitive rate and re learn mode, it can delete the old code and re learn a new code. There is a switch key on the relay. If the remote control get lost. You also can always control of it. Note When in using, a plastic slider on the side of the remote need to be moved into a particular position. HIGH SENSITIVITY Sensitivity 114dBm, Stable and reliable performance, high receive sensitivity and anti jamming capability. NOTE Please don t put it in a metal waterproof box, otherwise there will be no signal. WIDE APPLICATION This long distance remote switch is used in mud pumps, motors, lamps, fans, insecticide machines, sprayers, car washers, bells, etc. various types of electrical equipment