Product Code: 10202 This mains tester is manufactured, tested and certified to all relevant UK and European standards. Slotted 3.5mm wide steel blade with insulated sheath for maximum safety. Transparent handle with voltage indicator lamp. Fitted with a chrome plated steel pocket clip. Voltage testing range 100-250V AC. 1 x Mains Tester Screwdriver, 190mm Voltage testing range: 100-250V AC Blade width: 3.5mm Recommended temperature range: -10 to +50°C (14-122°F) Overall length: 190mm