Frequency Counter Indicator Detector Cymometer Remote Control Transmitter Frequency Meter Scanner W

1. Application range: Electric door controller, auto door etc burglar alarm controller,garage door remote control, entrance guard, etc. 2. Display Type: digital only 3. Working voltage: 9V(External 9V battery 6F22, not included) 4.Working voltage: DC 7.5-12 V 5.Working current: 50mA 6.Standby current: 37mA 7. Test coverage: about 3-4cm 8. Dimensions: 92x58x25mm 9. Measuring Range: 250MHZ-450MHZ type:Remote Control Transmitter Mini Digital Frequency Counter (250MHZ-450MHZ) Colour:White Material:plastic Package Contents: 1 x Frequency Counter 1 cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.