Carevas Charging plate USB DC Chain Panel Car Battery Car Battery USB Solar Panel Portable Waterproof Power HUIOP Battery Maintainer Output Portable Waterproof 15W 5V/12V Solar Car Boat RV Laptop Kit

15W 5V/12V Solar Panel Car Battery Charger with USB DC Chain Output Ports Portable Waterproof Power Trickle Battery Charger & Maintainer for Car Boat Automotive RV Phones Laptop Sports Camera 5V Device Charging When multiple 2 or more solar panels are used in parallel there may be a difference of approximately 5% in power output which is a normal phenomenon! 1* Car cable Specifications: 4* Suction cups Solar cell material: High-efficiency monocrystalline silicon This product uses monocrystalline silicon material which increases the photoelectric conversion efficiency by about 21.5% compared to polycrystalline silicon. It has high conversion efficiency and generates more electricity in sunny environments than polycrystalline silicon; [Widely used]: The accompanying 3-piece SAE cable kit is plug and play and can be used in cars and 12V batteries. Equipped with hooks and suction cups it can meet your different installation needs. Applicable to] Working voltage of solar panel: 12V [Product Usage]: Charging devices such as mobile phones mobile power supplies and automotive batteries Packaging material: +EVA+TPT 1* Alligator clip [Integrated intelligent charging chip]: Built in PWM circuit scheme no need for controller to convert voltage direct use DC output port: 12V 1.25A Max 1* 1.5M DC5521 Cable USB output port: 5V 2A Max [Parallel connection]: This product can support high current fast charging and can be used in parallel with to 5 solar panels. Multiple solar panels are connected in parallel to DC5521 port to increase output power Solar panel power: 15W/panel Solar panel size: 320*275*3mm [Intelligent conservation]: Built in charging microprocessor improved charging algorithm can provide overvoltage conservation overcharging conservation short circuit conservation etc. It can reverse charging and can be safely used for charging and maintenance of 12V batteries. Open circuit voltage of solar panel: 14.4V 1* Solar Panel Kind reminder: Packing list: 2* Buckle Features: