High sensitivity. Detects a pin within 30mm—60mm.
Conveniently and simply to operate. Easily to adjust.
When battery voltage drop from 9V to 7V, the detecting distance remain unchanged.
Energy smart: it can work 40 hours continuously.
Except the light alarm, the audible alarm and the vibratory alarm can be chosen.
When the battery nearly dies, the audible alarm or vibratory alarm should be a warning.
Turn on (off) the detector, it will give you an audible alarm or a vibratory alarm.
There are also two sensitives, high and low, to select.
Rechargeable:charge it about 4-6 hours after the battery die Feature
Self-checking: it self-checks when it starts
Using ABS,durable