EBay Description This back massager provides soothing full‑body relaxation with heat therapy, vibration, and targeted massage nodes to relieve muscle tension. It features 4 rotating massage nodes for upper, lower, or full‑back relief, plus a spot massage function and 20‑minute auto mode. The infrared heat improves blood circulation, while adjustable width (8–14cm) delivers a personalized fit. A removable neck pillow and flexible back flap enhance comfort, making it suitable for home, office chairs, sofas, and recliners. Features 4 rotating massage nodes for full, upper, and lower back relief Spot massage function for targeted sore muscle relief Infrared heating function to boost blood circulation Adjustable width from 8–14cm for customized comfort Removable neck pillow and back flap for flexible support 20‑minute timed auto mode for safe and convenient use Soft, durable PU leather and breathable mesh material Fits most office chairs, sofas, and home recliners Lightweight and portable design for easy use anywhere Note: No instruction manual Specifications Product Category: Back & Neck Massagers & Massage Cushions Material: Sponge, PU Leather, Mesh Color: Black Overall Size: 40 x 46 x 79 cm Power: 100–240V, 50–60Hz Adjustable Width: 8–14 cm Massage Modes: Full back, upper back, lower back, spot Heating Function: Yes Application: Home, office, living room, bedroom Note: No instruction manual