Title: LED Circuit Tester Allows accurate adjustment of base and advance timing reading. The TabsOverview This product can expose you to chemicals including Lead and lead compounds, which is known to the State of California to cause cancer, and Lead and lead compounds, which is known to the State of California to cause birth defects or other reproductive harm. For more information for to www.P65Warnings.ca.gov. SKU: CP7847 Categories: Electrical TestersCircuit Testers and Test LeadsRelated/Accessory Products: Auto Trouble ShooterAutoAnalyzer MultimeterDigital MultitesterPocket Electrical Tester SpecsFeatures: Tests spark plug wires 12V car/truck batteries 4-13V variable DC voltageHousehold 110/220 AC, DC wire/circuit LED lights indicate voltage level Piercing probe for in-circuit testing Easy-grip design for safe handlingProduct Dimensions: 8 × 6 × 0.5 inShipping Weight: 1.1 lb DownloadsProduct Documents: CP7847 Operating InstructionsHigh Resolution Images: https://otctools.com/sites/default/files/cp7847.png Videos