4. Operating voltage: 3.0V–4.2V
5. Battery options: 1x 18650 Li-Ion battery
6. Dimension:126.6mm(length)x 28mm(head diameter)
7. Weight: 78±1 gram (without battery)
8. Flashlight body: Aerospace grade 6061 grade aluminum alloy, CNC manufactured to hard-anodized to military grade specification type III
9. Toughened mineral glass lens
10. Water resistance i.a.w. IP68
11. Mode Memory: memorizes the last brightness level used in the general modes
12. Reverse polarity protection to protect against improper battery installation.
13. Advanced Temperature Regulation (ATR) technology: As the temperature rises, TD03 is programmed to automatically step down and step up the brightness to prevent over-heating.
