【Solar Powered】Powered By Solar Energy, Each Windmill In The Yard Is Equipped With Rechargeable Ni-Mh Batteries, They Will Charge for 6-8 Hours During The Day and Work for 8-10 Hours When Night Falls. 【Durable Using】The Retro Wind Spinner Is Equipped With A Bright Warm White Bulb and A Large-Capacity Battery. This Is Made Of Durable and Anti-Rust Paint Metal With Ip65 Waterproof Grade, Which Can Illuminate Even In Bad Weather. 【Solar Wind Spinner】Powered By Solar, Two Tiers Blades In The Solar Wind Spinner. As Night Falls, It Flashes A Soft, Jewel-Like Light, Bright Metal and Rgb Changing Lighting Create Visual Enjoyment In The Garden. 【Designed for Simplicity and Stability】Our Garden Spinner Or Yard Spinners Are Designed for Easy-Assembly and Have Stability Stakes At The Base to Help Ensure Firm and Stable Mounting to The Ground Esp On Windy Days 【High Quality After-Sales Service】If You Have Any Questions, Please Contact Us Immediately, We Will Reply You Within 16 Hours and Deal With It Until You Are Satisfied.