ITEM NAME:Solar Panel 12V Battery Charger System Maintainer Marine Waterproo Boat H6V2 Specification parameter Product model: 7W Solar panels: 156 single crystal 5W high efficiency solar panels Product size: 210*180*2.5 (mm) No-load voltage: 14V DC & USB 5.2V Load Voltage: 12V DC & USB 5.0V Output current: 600 mA (max) USB 2.0 Output: 5V 600mA Usage method 1. Firstly, the solar panel panel's panel is facing the sun on one side, and the USB output side has a red light display on the back, indicating that the current output is normal. 2. Insert USB 2.0 connector into USB output port, USB output standard 5.0V DC voltage; 3. Connect the connected DC crocodile clamp, and the output DC voltage of the crocodile clamp is 12V (14V at no load). Note: The positive and negative alligator clamps can not be connected or touched in use, which will cause short-term heating or burning lines. 3. With mountaineering bag, this product is suitable for 5V power supply of low-power products, or 12V power supply of low-power products. Reminder 1. Before use, please ensure that the positive and negative poles of this product are connected with the corresponding load positive and negative poles. 2. If there is no professional and technical personnel, please do not attempt to change the circuit or use of the product, disassemble the product or change the circuit without authorization. 3. Optimum working time: 9:00-17:00 (sunny weather effect is better). 4, 12V 10W, 5V 5W charging current is small, mainly for prolonging battery life and slow charging purposes; if you want faster charging speed, please choose a series of products with larger current. Products include 1x5W Solar Trickle Current Charger 1 pair of 30A crocodile clamps 1X USB line.Solar panels: 156 single crystal 5W high efficiency solar panels. Firstly, the solar panel panel's panel is facing the sun on one side, and the USB output side has a red light display on the back, indicating that the current output is normal.