features: 1.breathable And Ultra-light Material. Comfortable And Soft Cotton With Decent Elasticity. 2.intelligent Heating Settings: 35c-45c-55c. Meet Your Different Needs. 3.heats Up In 3 Seconds With An Efficient Graphene Carbon Fiber Heating System. No Radiation. 4.the Heating Technology Aids Blood Flow And Help Relax Tense Neck Muscles. The Position Of The Heated Pad Can Be Adjusted For Targeted Therapy. 5.the Output Current Is 5v, Which Is A Slight Current Within The Acceptable Range Of The Human Body And Will Not Cause Harm To Body. 6.it Can Be Washed Directly. Convenient To Use. notice: please Allow 1-3cm Deviation Due To Manual Measurement actual Color May Be Slightly Different From The Image Due To Different Monitor And Light Effect description: material: Polyester power Supply: Power Bank(not Included) Size: 80x10cm includes: 1x Heating Scarf