DescriptionPracticing Badminton Can Enhance a Child's Observation, Judgment, Reaction Time, and Patience. This Automatic Badminton Machine Allows One Person to Practice Badminton and Let Your Kids Enjoy Badminton in the Playground or Park!SpecificationMaterial: PvcColor: White, BlackServing Frequency: 4-6s/BallPower Adapter Input: Ac100-240v 50/60hzPower Adapter Output: 6v-2.5aService Distance: 6m/19.68ft-10m/32.8ftService Height: 2.5m/8.2ft-3.5m/11.48ftVoltage: 110vPlug: Us StandardPower Supply: Plug-in/4*1.5v D Batteries(Not Included)Ball Loading Capacity: 15(Not Included)Gross Weight: 3.56kg/7.84lbsNet Weight: 3kg/6.61lbsPackage Size: 31*31*47.5cm/12.2*12.2*18.7inProduct Height: 102cm/40.15inPackage Included1*Automatic Badminton Serve MachineNotesPlease Do Not Stand on the Front of the Product Mouth When Using It.Please Do Not Put Your Hand into the Launch Nozzle When Using the Product.Please Note That Batteries Are Not Included Because of Aviation Safety Policy, You Need to Prepare Four D Batteries Yourself.Please Allow the Slight Color Difference Caused by the Shooting Light and 1-3cm Error Due to Manual Measurement. Please Make Sure You Do Not Mind Before You Order.