Price: $39.99 - $31.99
(as of Feb 28, 2026 10:24:10 UTC – Details)

From the brand

10W NEW MODEL

New OBD-II plug for maintenance battery charging (engine off)

10W NEW MODEL

The integrated bracket adjusts freely for optimal sun exposure.

Solar Battery Maintainer

[ Dual Charging Modes ] New OBD-II plug for maintenance battery charging (engine off) + Traditional alligator clips for direct battery connection.The newly added OBDII connection cable connects directly to the car battery, allowing continuous charging even when the vehicle is turned off, eliminating the need for regular manual starts. Suitable for vehicle batteries in cars, trucks, boats, lawn mowers, motorcycles, trailers, dump trailers, tractors, RVs, vans, campers, ATVs, construction vehicles, and more.
[ Fully Upgraded ] Say goodbye to frustration! This upgraded solar battery tender features a game-changing screw-on mount that simply twists on and off-eliminating the struggle of old push-pull designs for good. It includes 4 labor-saving PVC suction cups that adhere securely to glass with a single press. The integrated bracket adjusts freely for optimal sun exposure and can be securely mounted on various surfaces like windows, roofs, trunks, and hoods for quick, simple, and efficient setup.
[ Worry-free Maintainer ] Choose from two solutions by ECO-WORTHY.There is no need to worry about vehicles that have been idle for a long time.This 10W 12V Solar Battery Charger, suitable for keeping vehicles/boat battery charged during the weeks unused.No need to disconnect the battery or have someone start the vehicle periodically. The indicator light on the back can observe the charging state. And it’s waterproof, you can safely use it outdoors(After experimental test).
[ Protection ] The 10w monocrystalline solar panel uses trickle charging to charge the battery without causing overcharging. Built-in blocking diode prevents reverse charging without extra maintenance at night. Works even on cloudy days.
[ Superior Quality and Material ] Made with high-efficiency Grade A+ solar cells, UV-resistant waterproof fiberglass, and CPC back panels for better heat dissipation. The frosted surface eliminates the need for film protection. It has a long lifespan and withstands UV, rust, corrosion, and sandstorms.