[High-Quality Solar Panel:] Our 3W solar panel features premium solar cells with a conversion efficiency of 22-24%, ensuring stable and long-lasting power supply for your cameras. [Advanced Battery Technology:] Equipped with 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 -20℃ to 50℃ (-4℉ to 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 capture maximum sunlight and optimize energy generation for your devices. Colour:Black & White Material:Monocrystalline silicon Package Contents: 1 x Solar Panel Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.