·Red LED Indicator lights when the Metal Detector detects metal. ·Earphone Jack lets you connect an optional earphone to the security wand so you can scan in privacy. ·Ideal for use in airports, schools, prisons, sporting offense, nightclubs etc.
Sensitivity:A 25-cent coin -- 2.5 inch Adjustment:Continuous Alert:Audio, LED light, Vibration
Power:9V battery (6F22) Dimensions(W×L×T):80×420×40 mm Weight:400g (with battery)