Just make sure to connect the red wire to the positive terminal and the black wire to the negative terminal of your battery and solar panel
【Safe Charge Controller】This 12V solar panel is equipped with a IP65 waterproof charge controller that protects your battery from overcharging and intelligently maintains your battery
You will clearly know the charging status of the battery through the three indicator lights on the controller
【Smart Charge Controller】IP65 waterproof charge controller
SOLPERK 50W 24V Solar Panel, Solar Battery Trickle Charger Maintainer with 10A Charge Controller for Trailer Tractor Truck Boat Marine Motorcycle RV Car Gate Opener Just make sure to connectAbout this item High Efficiency 50W 24V solar panels with high conversion rate of 21 30%, designed to charge and maintain 24V batteries like AGM, Flooded, GEL, deep cycle, sealed lead acid, etc. Keep batteries in charged for cars, ATV, RVs, boats, trailers, tractors, gate openers, water pumps, electric fence, lawn mower,etc. Built to Last Low iron tempered glass surface and sturdy aluminum frame, make it 100% waterproof and rustproof. No worry about