•Checks 12V system.
•LED display shows polarity.
•Quickly checks continuity of dead circuit, sockets, door bells, motors, switches, fuses and other high wattage appliances.
•Needle point has protective cover.
•36-in lead with alligator clip for testing ground.
•Use with power off.
•Requires two AAA 1.5V batteries.

•Checks 12V system.
•LED display shows polarity.
•Quickly checks continuity of dead circuit, sockets, door bells, motors, switches, fuses and other high wattage appliances.
•Needle point has protective cover.
•36-in lead with alligator clip for testing ground.
•Use with power off.
•Requires two AAA 1.5V batteries.