Feature:1. High Efficiency: The solar panel is made of materials with high conversion rate, which helps to greatly improve the charging efficiency.2. Large Power Generation: The beehive structure design increases the power generation by 10%, achieving the most ideal charging effect in limited space.3. Multiple Protection: Provide multiple protections such as overcharge, overdischarge, short circuit, overload, reverse polarity, etc.4. Low Consumption: Automatic charging during the day and automatic shutdown at night without consuming battery power.5. With Cable Kit: With 3pcs SAE cables, widely used in 18V batteries and DC charging equipment, such as cars, RVs, ships, ATVs, etc.6. Portable Design: The foldable solar charging board is light in weight and thin in thickness, easy to use and carry.Specification:Item Type: 18V Solar Charging PanelPower: 40WConversion Efficiency: 20%Output Voltage: USB 5V + DC 18V + TYPE-C 5VOutput Current: 3AMaterial: PET + EVA + PTP.Package List:1 x Solar Panel1 x Car Cable1 x Battery Cable1 x USB Cable4 x Suction Cups