shenzhen motion sensor waterproof color solar light for outdoor garden wall pathway 30w 1. Grade A monocrystalline solar panel, high efficiency solar cells. Lifespan reaches more than 25 years. 2. LiFePO4 lithium battery. Lifespan reaches more than 2,000 cycles . 3. Automatic light control. 4. Branded LED chips . Lifetime up to 50,000 hours. 5. Die-casting