* Vibration sensing with no moving parts
* Single Dynamic Sensitivity range
* Total adjustability to cover all conditions
* Push button power
* Twin clear high visibility LEDs
* LED Colours available in Red, White, Blue, Green, Yellow & purple (purple LED costs £5 extra)
* Patented nitelite night marking mode
* large easy to use rotary controls
* high volume & wide tone controls
* Audio & nitelite outputs
* 2 Year guarantee