So long as you approach the remote control to the tester not above
10cm, it can test your remote control exactly.
Electric door controller, auto door etc burglar alarm controller.
Remote control, electric lock, garage door, Remote control,
entrance guard, and so on.
Working voltage DC 7.5-10 V
Working current 51mA
Standby current 40mA
Test coverage 1000-1000MHZ
Test distance >10cM