U-shaped massage pillow

Supply voltage :5V1A
Coat material: double layer breathable goose down cloth
Rated power: 3.7w
Cotton core fabric: second rebound memory sponge
Product features: kneading massage + hot compress
Color selection: brown/pink 
Degree of hardness and softness: moderate
Power battery: lithium battery

Dimensions: 25 * 23 * 12cm