Main Features:- Detect the presence of magnetic field without contact ( AC・ DC・ and permanent magnets )
- Come with a practical pocket clip making it useful and portable in the field
- LED flashlight indication alerts you when the magnet poles have been found
- Compact size・ easy to use・ portable to carry

Specifications:
- Power supply: 2 x AAA ( LR03 ) battery ( not included )
- Sensitivity: 300 Gauss ( 30mT )
- Operating temperature: -10 - 50 Deg.C
- Operating humidity: Less than 80pct
- Overvoltage: CAT III 1000V AC Package weight: 0.095 kg
Product Size(L x W x H): 16.00 x 2.50 x 2.00 cm / 6.3 x 0.98 x 0.79 inches
Package Size(L x W x H): 14.00 x 23.00 x 2.50 cm / 5.51 x 9.06 x 0.98 inches Package Contents: 1 x Car Magnet Tester