SIZE: 138*33*33MM.
SCREEN:  0.96 inch HD color screen
Temperatue range:  140-510℉/60-265℃。
BATTERY CAPACITY: 3400MAH
CHARGING TIME : 70minutes (type-C .5V/2.1A)
heating chamber capacity:  1.8ML.

1.Preheat time is only 9 seconds.
2.Maximum temperature 510℉/265℃。
3.Never feel hot with your hands after using for circles.
4.Stop heating automatically when the device is not used for over 90 seconds.