Identifies polarity of circuit being tested on LCD display, red for positive and green for negative. LCD meter draws minute currents making this tool safe to use around delicate electronic components. With a range of 3-48V DC, this tool is suitable for motorcycle, car, hybrid and commercial vehicles. Supplied with 3m coiled cable and insulated crocodile earth clamp. Do not use on air bags. Features & Benefits:Identifies polarity of circuit being tested on LCD display, red for positive and green for negative.LCD meter draws minute currents making this tool safe to use around delicate electronic components. With a range of 3-48V DC, this tool is suitable for motorcycle, car, hybrid and commercial vehicles.Supplied with 3m coiled cable and insulated crocodile earth clamp.Do not use on air bags.Model No. AK4012 Specifications: Model No AK4012 Brand: Sealey Nett Weight: 0.16kg