[Compatibility] The 3W solar panel is desianed for rechargeable battery security cameras with micro USB or USB-C port,ONLY compatible with Reolink batteny camera. Argus 2E,Argus 3 Pro,Argus Eco,Go Plus,Argus PT,GO PT Plus,etc. Keep Your Camera Work Well Everyday: lt can absorb more sunlight to keep your camera works good and support your security camera operation for davs and nights. You don't need to waste time to chanae the batteries of your camera frequently. Easy lnstallation: Adjustable mounting bracket and 4m long power cable make installation easy anywhere and ensure maximum sunlight exposure, You also can add up to 2 Solar Panel extension cables so that the total distance can reach up to 13m (43 feet). Weather-Resistant Desian: Waterproof is designed for both indoor and outdoor use. So you can feel free to install outdoors, like in your garage, backyard, or anywhere else Warranty. Reolink solar panel is supported by Reolink 2-year limited warranty to provide better service and qauality guarantee. REOLINK Solar Panel Power Supply Designed for Wireless Outdoor Security Camera Rechargeable Battery Powered Go Plus/Argus Eco/Argus 2E/Argus 3 Pro/Argus PT, Non-Stop Charging (Black)