Instructions: Turn on the button, preheat for 10 seconds, and its ready to use!
Features: 
- 2 temperatures - High or Low temperature level can be selected according to different eyelashes/areas.
 
- Safe temperatures only - will not damage your lashes
 
- Type-C rechargeable USB powered
 
- 1 charge = 30 mins and will last for about 3 weeks
 
- Battery: 230mAh