300W Complete Solar Panel Kit 12v USB with Regulator 10 - 60A Solar Battery for Car Yacht RV Boat Castle Battery Charger Regulator Connection Steps (See Picture CI - Above) 1. Connect the positive and negative poles of the battery according to the illustration, The regulator automatically detects the battery voltage; 2. Connect the solar panel to the regulator; 3. Connect the load according to the illustration, do not respond, on the contrary; Note: Strictly follow the illustrated wiring, Otherwise, it may cause a short circuit - the regulator's circuit; The disassembly order is the reverse of the connection order. Features: 1. Made of high-quality materials, environmentally friendly, durable, and exquisite. Its conversion frequency is high. 2. Solar panel with dual outlets with USB interface to meet all your requirements. 3. Environmental protection and no pollution, converting solar energy into electrical energy. 4. Wide range of applications, can be used in many places such as cars, small household appliances, and so on. 5. A solar panel is a device that directly or indirectly converts solar radiation into electrical energy by absorbing sunlight. Compared with ordinary batteries and rechargeable batteries, solar panels are more energy-efficient and more environmentally friendly. Specifications: Name: Flexible Solar Panel Material: Polycrystalline Silicon Solar Panel Voltage: DC12 - 18V Power: 300W USB Output: 5V Number of USB Ports: 2 Open Circuit Voltage (VOC): 5V Short Circuit Current - Circuit (ISC): 3a Output: USB Size: 435 * 200 * 2.5mm Package Includes: 1 x Solar Panel 2 x Crocodile Clips 1 x Car Charger 4 x Accessories WARNING: 1. Please allow 1 - 3cm (0.4 - 1.18") difference due to manual measurement and a slight color difference for different display parameters. 2. The color of the item may differ slightly from the picture due to the difference in light and screen.