Feature:Soft, springy massage ballsWith heating function when the pillow is positive movingMassager head can be directed clockwise or counter-clockwise as you preferBuilt-in over-heating prevention mechanismDesigned with line-controller ON / OFF to start the machineDesigned to massage acupuncture points in the neckPortable and easy to operateCombination of kneading and pinchingAutomatic transfer Clockwise and Counter clockwise (1 minute)Easy to operate, No assembly required Specification:Input / Output: 100-240V ~ 50 / 60Hz. DC12V ~ 2ADimensions: approx. 33 cm x 21 cm x 18 cm.Automatic timer: automatically powers down after each cycle (15 minutes) Note:Deep-Kneading Massage Nodes help relax and relieve muscle tightness with heating functionErgonomic design with a 6-cm ultra slim body is perfect to use on lower & upper-back, neck, abdomen, calf, and thigh areas.Adjustable Strap secures the cushion to your favorite chair.Equipped with Overheat Protection Device & programmed with 20-minute Auto Shut-Off to ensure safety.Better quality and more durable than other massage pillows / cushions on the market.Feature:Soft, springy massage ballsWith heating function when the pillow is positive movingMassager head can be directed clockwise or counter-clockwise as you preferBuilt-in over-heating prevention mechanismDesigned with line-controller ON / OFF to start the machineDesigned to massage acupuncture points in the neckPortable and easy to operateCombination of kneading and pinchingAutomatic transfer Clockwise and Counter clockwise (1 minute)Easy to operate, No assembly required Specification:Input / Output: 100-240V ~ 50 / 60Hz. DC12V ~ 2ADimensions: approx. 33 cm x 21 cm x 18 cm.Automatic timer: automatically powers down after each cycle (15 minutes) Note:Deep-Kneading Massage Nodes help relax and relieve muscle tightness with heating functionErgonomic design with a 6-cm ultra slim body is perfect to use on lower & upper-back, neck, abdomen, calf, and thigh areas.Adjustable Strap secures the cushion to your favorite chair.Equipped with Overheat Protection Device & programmed with 20-minute Auto Shut-Off to ensure safety.Better quality and more durable than other massage pillows / cushions on the market.