【Customizable Full-Body Relaxation】Our neck and back massager has 6 intensity levels + 3 massage modes + 3 timers (15/20/30 minutes, automatically turning off after 15 minutes by default upon startup). This back massage adopts a new upp and down rail system, expands the massage area and can better support and cover your neck and back. Whether you are at home or in the office, you can easily massage your neck, back, shoulders, legs, calves or feet.【4D Shiatsu Deep & Kneading Massage 】This back massager for pain relief deep tissue combines 4D kneading massage and 3-level heat therapy to penetrate deep muscles, effectively relieving chronic back pain,stiff shoulders, neck discomfor, and sports injuries. Eligible Pryfey back massager with heat is a warm mothers day/fathers day gifts【Ultra-Thin & Portable Design】Slim 0.75" profile fits any chair or car seat (has car and home dual charger). With its lightweight and compact body and back-carrying design, it enhances mobility, allowing you to easily take this shoulder and back massager anywhere. Whether you're recovering from workouts or managing chronic discomfort, it therapeutic kneading and heat therapy provide effective relief for a rejuvenated body.【3-Level Red Light Therapy】 Red Light Therapy back massage penetrates 1.2" into muscles (50%deeper than standard heat pads) .The back massage with 3 warmth settings, it boosts blood circulation 40% faster - ideal for fibromyalgia, arthritis, and post-workoutrecovery. Clinically proven for muscle relaxation.【Ideal Gift 】This neck and shoulder massager will prepare a keepsake for women men dad mom husband wife and any loved ones, and fit any occasion such as birthday, Christmas, anniversaries, or holidays.