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 Charger Material: Monocrystalline Silicon Solar Panel Power: 3W Solar Panel Working Voltage: 5V How to Use: The solar panel can be used by placing it in the sunlight. PackageList: 1 x Solar Panel 1 x Bracket 1 Pack x Screw Accessories (6pcs)