SKU: Solar Battery Charger 20WThis site contains affiliate links for which we may be compensated
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Note: Please look for the brand VOLTSET. We are official and genuine products, and our customers enjoy 12-month free warranty service and lifetime technical support. Thank you for supporting and choosing VOLTSET.------------------------------------------------------------------------------------------------------------------------------------------------------------- 20W Solar Panel Kit For 12V Battery Maintenance & Trickle Charging
Why We Need a Solar Trickle Charger or Battery Maintainer
Batteries consume power slowly and car batteries will discharge automatically when the car is not used for a long time
If the battery is completely depleted, even if it is fully charged again, the maximum capacity of the battery will be reduced
The battery life will be reduced if the battery is not used and charged for a long time. 12V battery whose voltage is not kept above 12.4V has the possibility of sulfation, which is the main reason for the failure of many batteries. It is the knowledge of this knowledge is very few people, so the battery life will be shorter and shorter if not used for a long time.
Upgraded 100% Waterproof 10A Charger Controller
The upgraded 10A MPPT charge controller is 25%-30% more efficient than conventional controllers.
The controller adopts a fully glued design to avoid the possibility of water intrusion and moisture in rainy and snowy days as much as possible.
LED Indicators Monitoring With 3 clear LED indicators to help you visualize the working status and battery condition well at all times.
Red light and Blue light (Charging)
Blue light (In Sunlight)
Green Light (Full Charge)
No Light (Short Circuit)
When solar power fails, you can check the connection in time. The solar charge maintainer is only powered by solar panels and does not consume battery power.