Mini Remote Control Switch,Dc5V/12V/24V/48V/10A Relay,328Ft Range | 12V
Strong Singal-Strong RF signal works through walls and doors without any interference; Max range is up to 328ft with no obstacle. Max Load 10A 10A 10A 10A 30A 30A. The remote switch features a 433MHz wireless signal ,external enhanced antenna.you can straightening the antenna increases signal strength.