High detection sensitivity: Detectable 10# staples
Detectable magnetic and non-magnetic metals, cigarettes, etc.
Three alarm modes: indicator light, sound and vibration
Long battery life

Technical specifications:
4 sensitivity adjustment (ultra high sensitivity, high sensitivity, normal sensitivity, low sensitivity)

Sound and light simultaneous alarm, handle vibration alarm

Indicator: Electric power indicator (green), alarm indicator (red) Low power indicator (flashing yellow, lower than 5 V automatically shut down)

Power supply: three battery options (9 V alkaline batteries),7.4 V dedicated lithium batteries ,9 nickel-hydrogen nickel separator batteries)

Non-contact charging (charger matching);
Ultra-low power ultra-long standby (9 V batteries about 100 hours, up to 500 hours for dedicated lithium batteries)
Fabric: Shock resistant, impact resistant ABS plastic (gray)
Operating temperature :-15℃~65℃(relative temperature :0~95%)
Size :35 cm×8 cm×6 cm

About 200 g.