Steel Ball Small Steel Ball 6mm Standard 4mm6.0/2/4.5/5.5/7.0/8 mm, Steel Ball Non-Rust Industrial use-5.95mm one Kilogram

1600W 24V Wind Turbine Generator with 6 Nylon Fiber Blades Permanent Magnet Alternator for Residential Commercial Industrial Off-Grid Power System

Fablestoryem 14000W Wind Turbine Generator Kit with MPPT Controller,12V/24V/48V/110V/220V Wind Turbine Vertical Wind Generator Kit, Electricity Producer Equipment, Home Power Energy Kit,White-12V

600W Wind Turbine Generators Kit, 24V 5 Blades Vertical Axis Wind Power with Controller, 5 Blades Lantern Motor Vertical Axis Windmill for Home, Camping, -40～80℃ Working Temperature

MazmornFly 3000W Garden Vertical Wind Turbine Generator Kit, Three-Phase AC Vertical Wind 12V 24V 48V 220V Wind Turbine with MPPT Controller for Home Industrial Energy Equipment 48V

3000W Wind Turbine Generator 12V 24V 48V Windmill With MPPT Controller Power Supply Kit Solar Complementary Permanent Magnet Wind Turbine Generator Home Project Use Street Lighting ( Color : 48V )

FLTXNY POWER Wind Turbine 2000W AC 48V Home Use Horizontal Wind Generator Kits 3 Blades with Digital MPPT Controller to Charge Batteries Off Grid System for Home, Boat, Marine, Garden

OSKOPWRC 800W Wind Turbine Generator Kit, 6-Blade 12V/24V Wind Energy System, Durable Electromagnetic Power Generator for Home, RV, and Off-Grid Use White

Wind Turbine, 100W 42.65ft/s 2 Blades Vertical Axis Wind Turbine Generator Home Windmill Kit Hybrid Wind System with Controller for Home, Business, Industrial Energy Supply (100W 12V White + Blue)