Detects and confirms radio frequency and/or infrared emission from key fobs and remote controls. Helps diagnose faults quickly and easily without the need to dismantle the fob, remote or vehicle. Magnetic backing sticks to the side of any ferrous surface for testing the range of the transmitter. Suitable for a wide variety of vehicle manufacturers.Model NoVS921Battery:9V (not included)Detects:Infrared or Radio FrequencyNett Weight:0.09KgRF Ranges:418MHz, 433-434MHz, 868MHz |