... , arms, back, waist, legmassage, belly,thigh, and so on.Main performance and technological index NO. Model SpecificationModels EA-F28U1Power ... than 25V7Fuseφ5×20mm F1A250V Notes: installed inside the apparatus, don't disassemble at will !8Output pulse feature curveB ... for 5,10,15,20,25,30min 11Environmental requirement for apparatus application <1> operationEnvironmental temperature range 5°C~40° ...