Specifications:Name: Christmas tree base, electric rotating tree foot bracketMaterial: plastic shellColor: dark greenPlug: plug cord length 136cm, EU Plug, 220VSize:1. The diameter is 40 cm, the height is 17 cmIndividual box size: 18*16*20cm, weight is about 1kg/setApplicable: 2.2cm iron pipe, suitable for 1.2-1.5m Christmas tree2. Diameter 50 cm: height 17 cmIndividual box size: 18*16*20cm, weight is about 1.2kg/setApplication: 2.2cm iron pipe, suitable for 1.8-2.1 meters Christmas treePackage included:Christmas tree base*1How to use: The base bears about 10kg. This base is equipped with a 220v power plug and a plug interface (to connect to the Christmas tree light string plug). The first button on the bottom switch only controls the plug interface, and the second button controls the base rotation and plug interface at the same time .Remarks: Please confirm the diameter of the middle iron pipe of the Christmas tree to be installed before you buy, in case the size is not correct and cannot be installed. Have a great time shopping!