Solar panel kit We are a high-tech enterprise focusing on environmental protection and new energy, integrates R & D, production, sales and service. Our company must do our best to provide high quality product and complete service to you. Put ourselves in customers' shoes. The solar charger & maintainer with strong magnetic force on the back is suitable for 12V batteries. It is more durable, faster to install, easier to use, safer and more efficient. Specification: Type: monocrystalline silicon Wattage: 10W Amperage: 590mA Volt: 12V Dimensions: 15.16 X 9.25 X 1.57 inch Weight: 2.5 lbs Package Contents: 1 X Solar panel 1 X Alligator clip 1 X SAE O Ring Cable 1 X Cigarette Lighter SAE Cable 1 X Manual The battery consumes power every day.Serious power shortage will damage the internal structure of the battery and reduce battery life.Solar car battery charger can maintain the battery daily. Not consume power.Efficient and fast charging, intelligent charging.Overload protection, short circuit protection, lightning protection, undervoltage protection, overcharge protection, and reverse polarity protection. Upgraded: Improved a single indicator light, through 3 color changes, more clearly understand the current working status of the solar panel.Blue: In the sunRed: ChargingGreen: Fully charged The magnetic design on the back allows the solar battery charger to be firmly fixed to the ferrous surface.You can use the rope to go through the rings according to your needs. Up to 30% conversion rate of solar panel chargers, because of the use of high-quality monocrystalline silicon material.Generating at least 10%-20% more power than other competitors on the market.Our solar powered 12V battery charger is your best choice. Waterproof, ideal for outdoor use.Professional solar glass covers the solar cells, and a special strong double-layer material wraps the sides. Sturdy and durable. Portable Portable solar charger is ultra thin, takes up little space, and is easy to carry and store. Installation location The solar battery charger 12 volt need to face south and place it in direct sunlight without shadows. Tip:The stronger the sunlight, the better the power generation effect. Use alligator clip Use the alligator clip to connect the battery directly to charge and maintain the battery. Positive to positive, negative to negative when connected. Tip: Red is the positive and black is the negative. Incorrect connection will cause a short circuit. Plug and play Just insert two connectors to each other, the operation is very simple, and you can do it without experience. Tip: Products of different manufacturers may have different polarities. Make sure that the positive is to the positive, negative is to the negative. 10W 20W 1.8W 3.5W 3.3W 9W Add to Cart Buying Options Buying Options Buying Options Add to Cart Add to Cart Customer Reviews 4.3 out of 5 stars 1,453 4.3 out of 5 stars 1,453 4.1 out of 5 stars 1,662 4.2 out of 5 stars 786 4.4 out of 5 stars 6,569 4.4 out of 5 stars 6,569 Price $41.99$41.99 — no data — no data — no data $35.99$35.99 $49.99$49.99 Cell Type Monocrystalline silicon Monocrystalline silicon Amorphous Polysilicon Amorphous Monocrystalline silicon Installation Magnetic or hanging Screws Suction Cups Suction Cups Suction Cups Suction Cups Discharge Protection ✓ ✓ ✓ ✓ ✓ ✓ With Charge Controller ✓ ✓ no data no data no data no data Weather Condition Under strong sunlight Under strong sunlight In any weather Under strong sunlight In any weather Under strong sunlight Dimensions 15.16 X 9.25 X 1.57 inch 16.3 X 15.3X 0.8 inch 13.8 X 4.9 X 0.6 inch 13.8 X 4.9 X 0.6 inch 13.8 X 8.7 X 0.6 in 13.8 X 8.7 X 0.6 inch