The Double Clutch USB gives you the flexibility of shifting between beams and modes to fit your task, as well as choosing your battery source. It is also easy to use, even with gloves just a quick twist of the faceacp turns the light on and off, or changes the output from spot to flood.br /br /Features:br /br /- C4 LED with spot and flood beams both with high and low modes remembers the last mode used when you turn it back onbr /- Facecap twists for easy functionality, even with glovesbr /- Dual-fuel: Powered by USB rechargeable lithium polymer battery also accepts 3 AAA alkaline or lithium batteries as back-upbr /- Lithium polymer battery features charge status indicatorbr /- Low-profile construction with optimized center of gravity provides maximum comfort and stability during usebr /- 60 tilting head reduces neck fatiguebr /- Durable, impact-resistant polymer constructionbr /- Locking mechanism on battery compartment opens easily to recharge or replace batteries, but keeps the body from popping open if droppedbr /- IPX4 water-resistant 2m impact resistance testedbr /- Includes USB cord, and adjustable elastic and hard hat strapsbr /br /Specifications:br /br /- Weight: 4.03 oz With Lithium Polymer Battery and 4.69 oz (WiWth AAA Alkaline Batteriesbr /- Color: Blackbr /br /Spot beam for some distance lighting:br /br /- High/Spot: 125 Lumens 1,700 Candela 82m Beam Runs 3.5 Hours (Lithium Polymer) 6 Hours (Alkaline)br /- Low/Spot: 30 Lumens 400 Candela 40m Beam Runs 10 Hours (Lithium Polymer) 18 Hours (Alkaline)br /br /Flood beam for work at arms length:br /br /High/Flood: 125 Lumens 250 Candela 31m Beam Runs 3.5 Hours (Lithium Polymer) 6 Hours (Alkaline)br /Low/Flood: 30 Lumens 70 Candela 4m Beam Runs 10 Hours (Lithium Polymer) 18 Hours (Alkaline)