Feature
Detect ferrous and non-ferrous metal
Light weight and portable design
Good sensitivity
Easy to handle and use
Rugged construction, ABS moulded case

Benefits
The GP-3003B1 is a high performance Hand Held Metal Detector designed to meet the exact requirements of the security industry. Typical uses will include body search for offensive weapons in crowd control, airport and border security, checking parcels and letters for metal objects and anywhere that hidden metal needs to be detected
Indicators
Flashing Green LED-- power on
Flashing Yellow LED- low battery
Flashing Red LED -alarm
Specification
Dimension: 42(L)X8.3(W)X)4.13cm(H)
Weight: 409g
Charger voltage: 9v for AC; 10v for DC
It has alarm and audio/light-auto switch functions

Battery
Standard 9V
Standard 7.2V Nickel Metal Hydride (Ni-MH)
Detection distance
Pin 30-60mm;
64 model handgun 150mm;
6 inch long knife 160mm;
Diameter 20mm;
Steel ball 90mm.
Work Environmental
Operating Temperatures:-35°F(-37℃) to 158°F(70℃)
Humidity: to 95% no condensing
Safety
The GP3003B1 is safe for the people with pacemaker and pregnant women,magnetic floppy, and recording tapes. The magnetic field strength of the GP3003B1 can meet for the EMC Radiation Stardand.
Warranty
12 months for the parts and labor