* Face shape

-Size: 9*8*3.5cm

- Components: Main Unit, Pouch, Cable(20cm, USB-A, USB-C) 

- Battery Capacity: 5,000mAh, Hand Warmer Up to 6 Hours (Based on Level 1 Heating) 

- 3 Level Temperature Control 

Level 1: 45'C, Level 2: 50'C, Level 3: 60'C

* Pebble

-Size: 6*9*3.6cm

- Components: Main Unit, Pouch, Bundle Cable(C to C) 

- Battery Capacity: 5,000mAh, Hand Warmer Up to 4 Hours (Based on Level 1 Heating) 

- 3 Level Temperature Control 

Level 1: 45'C, Level 2: 50'C, Level 3: 55'C