DescriptionThis is a hanging type neck massager. It helps improve the neck blood circulation, effectively relieving neck muscle rigidity and pain problem. It is made of ABS material, which is durable for long time use. This product can be given as a great gift for your friends and families.Features-Color: Blue-Material: ABS -Size: About 44.00X4.75X2.70cm/17.29X1.87X1.06inch -Note: The color of yellow shell comes at random. -Power: 5W -Charging current: 5V -Battery capacity: 600MA -Input voltage/current: 5V/1A -Quiescent current: below 1uA -Lithium battery overcharge protection: 4.2V - This product can be given as a great gift for your friends and families. - Made of quality material, it is durable and long lasting use. - This product is small, light, and easy to it on your neck.- It does good to neck blood circulation, and can effectively relieve neck pain. - Promote blood circulation, relieve fatigue, and relieve pain in a certain extent.