20W Polycrystalline Solar Charger for 12V Battery Charging

The Polycrystalline PV panel with a high efficient module conversion providing 20w power Solar charger for all 12V batteries (Series circuit to charge 24V, 36V or 48V) with its 18V optimum power voltage. Widely applied to off-grid 12 Voltage system of caravan, RV, car, boat, green house, marine, dry camping, garden watering etc (powereco charge controller ASIN: B071D9LBPP) Weather resistant: waterproof, snow loads (5400Pa), withstand high wind (2400Pa) with lightweight anodized aluminum frame and reinforced safety and anti-reflection coated glass as well as waterproof IP-65 rate junction box 100% money back guarantee for any dissatisfaction. California USA customer service support. 5 years’ workshop warranty and 20 years’ output warranty