1. Three levels of temperature can be adjusted 2. Thick moxa inner pad, smooth craftsmanship 3. Heating the inner core, uniform temperature rise, constant temperature timing 4. Applicable scenarios: before going to bed, lunch break, traveling 5. Size: about 21x9cm
Note: Remember to replace the inner core after 100 times of use, do not fold and heat the inner core, it is not available when wearing contact lenses