Reddit reviews CREATRILL Cordless Heating & Massage Waist Belt Wrap/Portable Lower Back Heat Therapy Heated Pad / 7.4V Rechargeable Battery for Pain Relief of Abdominal Stomach Lumbar Muscle Strain/Men Women

【Include a 7.4V 5200mAh Rechargeable Lipo Battery & Charger】- Most heating waist wrap in the market is powered by 5V battery, while our back heating pad uses 7.4V 5200 mAh, which could offer sufficient power to the heating pad, also comes with a charger for daily Charging batteries【Relax with heat therapy plus vibration massage】- 2-hour auto-off, Heated back wrap has one back vibration massager for soothing relaxation, 2 times more heat coverage than a comparable heated waist belt. 3 temperature & vibration settings to adjust the desired heat & vibration level. Suggest to use High-Red for fast heating then adjust to Medium-Blue for heat therapy【Widely Application】- Use this portable heating pad to relieve back pains, shoulders pains, stomach aches, cramps, sore muscle, arthritis, and to promote blood circulation, relieving stress, tension, muscle pain, stiffness or any other discomfort where heat & vibration can be used to treat it.【Portable & Comfortable】- Cordless, Portable and rechargeable that provides mobility. You can use it anywhere in your home, office or outdoor. A comfortable fit around the pain site. Soft plush heating material ensures contour and comfortable fit.【Waist Wrap Design】- FITS MOST ADULTS: Hands-free adjusts snugly for most adults, fitting women's size small through men's XL or up to a 46" waist; fastens easily with hook and loop, perfectly fits well with waist, stomach, lower abdomen, Perfect for birthday gift, thanksgiving gift and christmas gift.