Streamlight ProTac 2AAA Flashlight (88039)
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About the size of a marker, with two AAA batteries, this ProTac fits nicely into your pocket and is big on function and performance. Now producing 130 lumens.

Features:

Multi-function, push-button tail switch for one-handed operation
IPX7 waterproof to 1m for 30 minutes; 2m impact resistance tested
Optimized electronics provides regulated intensity
Uses two AAA alkaline batteries (included)
Durable and abrasion-resistant machined aluminum construction with Type II Mil-Spec anodized finish; O-ring sealed glass lens
Anti-roll head prevents the light from rolling away when you set it down
Removable pocket clip for easy access
5.62" (14.27 cm); 2 oz. (57g) with batteries
Limited lifetime warranty
RoHS compliant

Modes:

High
Bright light: 130 lumens; 70m beam; runs 1.75 hours; 1,230 candela

Low
Longer run time: 20 lumens; 30m beam; runs 13 hours; 230 candela

Strobe
Signaling or disorienting: runs 3.5 hours