Feature: 1. EFFICIENT CHARGING: High efficiency 30W monocrystalline solar panel, which can effectively convert sunlight into electricity. With waterproof controller, suitable for 12V, 24V system. 2. WITH OBD REGULATOR: Solar panel kit with OBD regulator provides voltage stabilization to ensure stable and reliable power output. Can be used for camping, hiking, mountaineering, etc. 3. MULTIPLE INTERFACES: This solar panel is designed with dual USB ports, 1 TYPE C and 1 DC port, which is convenient for charging and connecting various electronic devices. 4. SAFE AND RELIABLE: Solar charging panel kit, precise controller guards the battery charging process and extends the service life. Controller is suitable for lithium batteries, 12V rechargeable batteries. 5. STABLE AND DURABLE: Solar panel controller kit has a sturdy structure, durable and reliable, suitable for a variety of outdoor and home environments, not easy to be damaged. Specification: Item Type: Solar Panel Kit Material: Monocrystalline Silicon, ABS Solar Panel Size: Approx. 41 x 19.5cm / 16.1 x 7.7in Solar Panel Power: 30W (No Battery Storage Function) Interface: 2 x USB, 1 x TYPE C, 1 x DC Controller: 12V, 24V Adaptive Controller Application: Controller only suitable for various lithium batteries, 12V rechargeable batteries Gross Weight: Approx. 696g / 24.5oz. Package List: 1 x Solar Panel 1 x Controller 1 x OBD Voltage Regulator 1 x Cigarette Lighter 1 x Connecting Cable 1 x Clamp 4 x Suction Cup 2 x Instruction Manual Note: Manual measurement, please allow some errors.