Tester has a bipolar Duo-LED which lights green when the tip is on the + pole and it lights red when the tip is on the - pole. Current is about 12mA at 12V. There is also a spare LED in the package.
Tester has a bipolar Duo-LED which lights green when the tip is on the + pole and it lights red when the tip is on the - pole. Current is about 12mA at 12V. There is also a spare LED in the package.