Fangrui Product Details [high-quality Solar Panel:] Our 3w Solar Panel Features Premium Solar Cells With A Conversion Efficiency Of 22-, Ensuring Stable And Long-lasting Power Supply For Your Cameras. [advanced Battery Technology:] Equipped With New Rechargeable Lithium-ion Battery Cells, Tested For Up To 500 Charging Cycles According To Battery Standards. The Battery Includes Overvoltage Protection And Overcharge Protection, Guaranteeing Safety And Reliability. [weatherproof Design:] With An Ip65 Waterproof Rating And A Wide Operating Temperature Range From -20to 50(-4to 122, This Solar Panel Can Withstand Harsh Weather Conditions, Including Heavy Rain And Snowstorms, Ensuring Continuous Operation For Your Cameras. [wide Compatibility:] Featuring Micro-usb And Usb-c Interfaces, This Solar Panel Seamlessly Works With A Variety Of Devices, Including Surveillance Cameras, Wildlife Feeders, And More. [easy Installation:] The Solar Panel Comes With A 360 Adjustable Bracket For Effortless Positioning, Allowing You To