- Premium type Ⅲ hard-anodized anti-abrasive finish.
- Magnetic rotating ring for one-handed operation.
- Reverse polarity protection from improper battery installation.
- Low battery warning: The flashlight is rapid flashing every minute to indicate low battery if the voltage is lower than 3 volt, please insert new battery.
- Automatic Stepdown: The flashlight will slowly steps down to lower mode after 3 minutes of operation in the high mode to prevent overheating.
- Low voltage protection: The flashlight turns off automatically if the voltage is lower than 2.6 volt. Please recharge the battery.