12 Volt Waterproof Portable Solar Panel Trickle Charger for Car, Truck, Boat, RV, Motorcycle, Marine Trailer Battery

About this item

• [More Efficient] 30% high conversion rate crystalline silicon material + 95% high transmittance ETFE material, greatly improving the charging efficiency of solar chargers, which can achieve the most ideal charging effect in a limited space.
• [Built-in Blocking Diode] The charging algorithm is upgraded, and the charging efficiency is increased by 20%-30%. Provides multiple protections such as overcharge protection, over discharge protection, reverse polarity protection, etc.
• [Easier to Monitor] The solar panel junction box has indicators, which help visually monitor the working status.
• [More Robust and Durable] This solar battery maintainer is covered with ultra clear PV glass which is more efficient, and also with Durable ABS plastic housing which makes this solar panels charger more stronger.
• [Lightweight and Portable] The thickness is only 1/3 of the rigid panel; the weight is light and it is easy to carry. Comes with a SAE cable kit, plug and play, widely used in 12V batteries and DC charging equipment, such as cars, RVs, boats, etc.