1. SPECIFICATIONS: Measuring Range - AC, DC 12V-250V Shell Pressure - 500V, Working Current < 0.5ma, Insulation Resistance > 20m Digital Display - 12V 36V 55V 110V 220V 5 - speed led light- The tester will light up (blue light) when there's more than 3V voltage electric field
2. SAFE & PRACTICAL: Just place the tip near a terminal strip, outlet or supply cord. Professional factory design and production.
3. COMPACT & MODERN DESIGN: Lightweight and easy to carry around. Blue case for easy visualisation.