Wirthco 20040 Battery Voltage Monitor

A push of a button tells you if your battery is weak or fully charged. Simply attach the ring terminals directly onto your battery. If a charge is needed, attach a Battery Doc(R) Charger directly to the tester for a simple tool free connection. Comes with peel and stick velcro for easy mounting directly on or near your battery. Reverse Polarity protected. 18(TM) lead comes with 3 Amp fuse.

Batt Doc Instant Tester Used For Checking Battery Charging Condition Weak/ Fully Charged With Push Of Button; With LED Lighting; With 3 Ampere Fuse 24 Inch Lead 20040 SEA-W4820040