【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. Convert Sunlight to Electricity Saves Energy. 【High-Quality Material】The Metal Wind Spinner Is Designed Precisely and Made Of Painted Metal Material.There Are Two Willow-Like Leaves In The Protective Cover.It Is Used Nomally In The Rainny Day.Water-Proof Level Is Ip65 【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.