"temperature:40-50°c
voltage：5V
1、heated by the USB interface，let your hand be warm when use computer long。
2、using the german cutting-edge electric heat conversion conduction module
3、heating in general part，two sides heating
4、adapter voltage3-6v，power0.5w temperature：about 45°c.need 1 unit per 25 days
5、flash heat ，rise to the preset temperature within few seconds
6、elegant desgin ，comfortable material，make you and your family feel
fashionable and warm
7、various ways to charge：multipurpose as one ，you can choose the USB power interface or the 220v normal power by voltage transformer(additional purchase)"