Features 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 Package List 1 x Solar Panel 1 x Bracket 1 Pack x Screw Accessories (6pcs)