... voltageless than 25V7Fuseφ5×20mm F1A250V Notes: installed inside the apparatus, don't disassemble at will !8Output pulse feature curveB mode ... for 5,10,15,20,25,30min 11Environmental requirement for apparatus application <1> operationEnvironmental temperature range 5°C~40°CRelative temperature ... ×75mm13Weight 1.5kg14Electrode pad size82mmx43mm EA-F28U therapy machine/beauty apparatus