Usage Tips:Features<br > 1. High conversion rate: The solar panel adopts an industrial grade main control chip . The solar panel has a high conversion rate and can be quickly charged in strong sunlight.<br > 2. Strong adaptability: The controller adopts an LCD display screen, with adjustable charging and discharging parameters. It adopts a semi flexible design and can bend the solar panel appropriately to adapt to a wider range of applications.<br > 3. Easy to install: Built in overcurrent, short circuit protection, open circuit protection, and reverse connection protection, with 4 eyelets, easy to install, can be fixed on roofs, decks, etc. The solar panel can rotate flexibly by about 35 .<br > 4. Stable and durable: Dual MOS anti backflow circuit, ultra-low heat generation, IP65 waterproof rating, scratch resistant, non foaming, easy to clean, equipped with advanced polyethylene coating technology, the battery surface is coated with dark blue reflective film.<br > 5. Dual USB ports: The rear junction box has dual USB ports, which can quickly charge two USB devices at the same time. It can be used to charge cars, homes, ships, motorcycles, emergency lights, fans, etc.<br > Parameter<br > Maximum power (pmax): 20W<br > Open circuit voltage (VOC): 20V<br > Maximum power voltage (vmpp): 18v<br > Short circuit current (isc): 1.1A<br > Maximum power current (impp): 0.9A<br > Output: USB 5V DC5521 18V<br > Standard testing conditions<br > AM=1.5<br > Irradiance=1000W/<br > Temperature=25<br > Specification<br > Material: ABS<br > Color: Black<br > Size: 45 x 30 x 4 cm<br > Weight: 750 g<br > Package Include:<br > 1x solar panels<br > 1x solar controller (optional)<br > 1x car charger<br > 1x battery clamp<br > 4x suction cups<br > 2x Mountaineering Buckle<br > 1x General Instructions Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store