Measures jumping power for sports such as basketball and volleyball. ○Measurement Range 1.7-3.2m ○Weight Approximately 20kg Can be moved by one adult. ○Assembly/Disassembly Secured with included screws (all necessary tools are included) Includes paper manual (English). Please check the photos for details. Assembly and disassembly are easy even if you don't understand English, thanks to the diagrams.