AutoExtender Automotive Battery Charger Superior solar battery charger for your automotive needs. This compact battery charger simply plugs into your cigarette lighter to charge your car battery. Allows you to start car easily even after leaving it for a long period of time. Prolongs car battery life and keeps the level of your car battery constant. Prevents internal loss of power. Easy to use Instructions: Connect to battery when the car is parked; Built-in LED indicator will light up during charging. Features: -Simply plugs into cigarette lighter or connects with clamps (supplied) -Weatherproof construction designed for rough handling.

This solar battery charger prevents standard - deep cycle - and larger 12V batteries from self-draining and reduces the need for expensive battery replacement. The Battery auto extender compensates for natural battery voltage losses and small electrical drains by sending a constant trickle of energy to the battery. Great for use with batteries that are seldom used or in storage, such as with antique cars, boats, RV’s or cottages. Also used with deer feeders, farm equipment, electric fences and gate openers