Ring Doorbell Compatibility: Specifically designed for Ring Video Doorbells 2, 3/3+, and 4, this solar panel ensures your doorbell is always . Note: Not suitable for doorbells without rechargeable batteries. Enhanced Solar Efficiency: Crafted from high-grade monocrystalline silicon, this solar charger boasts superior conversion efficiency, ensuring your Ring doorbell remains powered with eco-friendly energy. Weather- Durability: Rated IP65 waterproof, the robust ETFE-laminated casing of this 5W solar panel against rain, snow, and harsh weather, guaranteeing long-lasting performance. Simplified Installation Process: Equipped with a 360° adjustable wall mount and a cable, this solar panel can be easily installed in optimal sunlight locations, enhancing charging efficiency. Colour:Black&White Material:plastic Package Contents: 1 x Solar Panel set(The connector color is random, specified colors are not accepted, and slight differences in the actual product not affect use) 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.