Feature:1. Efficient Charging: Solar charger with 3W monocrystalline silicon panel, ensuring high charging efficiency and long term device usage. This higher conversion rate ensures continuous power for your camera.2. Environmentally Friendly: Solar powered design, eliminates the need for external power sources, saving energy and eco friendly. Suitable for indoor and outdoor use.3. Monitoring Capability: Charge devices such as doorbells and cameras, ensuring long term operation. Ideal for security camera, bird feeder, and various other applications.4. Versatile Use: Compatible with doorbells, cameras, and other devices, convenient and practical. Suitable for both indoor and outdoor use. Enjoy the flexibility of our solar panel with its adjustable bracket.5. Easy Installation: Lightweight and portable, simple installation process. Installation is a breeze, ensuring optimal sunlight captures. The solar panel is suitable for Video Doorbell 4 3 Plus 2.Specification:Item Type: Security Camera Solar Panel ChargerMaterial: Monocrystalline SiliconSolar Panel Power: 3WSolar Panel Working Voltage: 5V.Package List:1 x Solar Panel1 x Bracket1 Pack x Screw Accessories (6pcs)