1.High Efficiency Environmental FriendlyEquipped with wider polycrystalline solar panel and 8 durable LED, solar ground lights are higher efficiency than other ordinary outdoor solar lights. The 800 mAh Ni-MH battery power reserve our ground lights use is 30% more than other Ni-Cd batteries, the service life is longer, and there is no pollution to the environment. 2.Charge Faster Lighting All NightThe upgraded polycrystalline silicon solar panel makes our solar disk lights charge faster than ordinary lamps. Although charging and work time will change depending on the weather, each improved solar disk light typically illuminates for 8-10 hours after 6-8 hours of charging. 3.Waterproof More DurableAdopted IP65 grade waterproof design and silicone waterproof ring means you dont have to worry about heavy rain, snow, frost or sleet. Split circuit board makes the chip more stable and not easy to damage. In order to prevent rust, please do not place it in a location that is easily flooded. 4.Easy To Install Premium Outdoor DecorTo install, simply turn on the switch under the cap and push the stake into the soil. solar disk lights outdoor automatically turn on in darkness and turn off in daytime or in bright areas, adding the perfect amount of light to your courtyard, garden, sidewalk, patio, corridor or pathway.