3 HEATING LEVELS & 5 VIBRATION MASSAGE: Enjoy personalized relief with a cordless heated back massager. Choose from 3 heat levels(45℃-55℃-65℃/113°F-131°F-149°F) and 5 vibration intensities to target sore muscles. For safety, it auto shuts off after 30 minutes. Use heat and massage together or separately for tailored comfort.

BUILT-IN BATTERY - REAL CORDLESS PORTABLE BACK PAD: ALLJOY's upgraded wireless heating pad is designed with a built-in battery, so you no longer need to carry an extra power bank. Once the heating pad massager is fully charged using the included usb cable, you can enjoy the heat and massage for pain relief anywhere, anytime. In addition, the back massager supports use while charging in the event of power depletion, so you can enjoy up to hours of relaxation with just a USB charging cable.

UP TO 67" LENGTH - ADJUSTABLE STRAPS WITH EXTENSION BAND: The back heating pad massager has a separate extension band that stretches up to 67" (TOTAL), which can be adjusted to fit different people's waistlines. The heating pad back massager itself has two-way adjustable straps, and the front Velcro position uses a super-dense adhesive head, which can be firmly affixed to any position of the belt, increasing the wraparound nature of the lower back and not sliding at will.

TOUCH SCREEN & LOCK FUNCTION: Effortlessly control your portable heating pad for back with the intuitive touch screen. Press 3s for powering on, after powering on, simply press the power button briefly to activate the screen lock, preventing accidental changes. Easily adjust temperature and vibration settings, and enjoy uninterrupted relaxation.

STRONG LUMBAR SUPPORT: The lumbar massager with heat features 3 built-in support poles for superior spine stabilization and lower back support. Ideal for housework or physical labor, it relieves pressure and helps maintain posture, offering extra support not found in most heating pads.

DOUBLE FIXATION ELASTIC VELCRO STRAP: Never coming off while moving. The strong Velcro Straps of the belt plus the dual adjustable elastic strap. ALLJOY FSA HSA Approved heating pad is a great Mothers day gifts for women/men/mom and dad, or for birthday, Christmas gifts. Feel free to get reach of us via Amazon with any issue. We vow to respond promptly and provide effective, customer-satisfying solutions.