features:
• 5 selectable massage program options and adjustable intensity.
• rechargeable lithium-ion battery to provide unit long-lasting power.
• automatic alarm and pause when electrode pad off.
• automatic shutdown when no operation after 5 minutes.
• delicate appearance,compact design and portable.
• low battery indication.
specifications :
operating voltage:dc.3.7v 230mah
operating mode:cont inuous operating
input voltage:10va
output voltage:≤300mj at 500ω
pulse width:0.110ms，accuracy±30%
pulse frequency:4-50hz
intensity:0-15，pulse interval modulation: 1
size of main body:44mm*44mm*13mm
timer:＞8 hours