【USB Charging】 Built-In Li-ion Battery and USB cable included, get rid of endless battery replacements.
The intensity of exercise of the machine increases by 50% as the battery-powered produced. For best results, 20 min per session, 1-2 times a day for 6 + weeks.
This toner muscle can help tone, tighten and strengthen your body muscles on abdomen, arms and legs, etc.
【Easy to Use】It from super lightweight, ultra thin, PORTABLE, and easy to carry on. Designed with ergonomics targeting abdominal muscle exercise.
Attaches the fitness equipment to the position where you want to strengthen your muscles. When in power, press "+" button for 3 seconds; to turn off, press "-" button for 3 seconds.
Get back in shape anywhere/whenever you want.