Features:
1. Variable Voltage, 5-clicking the button to switch between 3.6v, 3.8v, 4.0v, 4.2v;
2. The button colors to show current Voltage;
| Button light color | Working Voltage |
| Blue | 3.6v |
| Green | 3.8v |
| Yellow | 4.0v |
| Red | 4.2v |
3. Protection:
| Protection type | How it works |
| Short-circuit protect | when battey is short-circuit, the MOD will not working to prevent damage. |
| Over-heat protect | When the button is pressed and hold for 8 secs, the MOD will auto pause, release the button and wait for 3-5 secs before puffing again. |
