ProTac 2AAA with white LED. Includes 2 "AAA" alkaline batteries. Black
 
ProTac® 2AAA
ALKALINE BATTERY POWERED TACTICAL PENLIGHT

About the size of a marker, with two AAA batteries, this ProTac® fits nicely into your pocket and is big on function and performance.
 
C4 LED technology, impervious to shock with a 50,000 hour lifetime
LED Solid State power regulation provides maximum light output throughout battery life
Multi-function, push-button tail switch for one-handed operation
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
Anti-roll head prevents the light from rolling away when you set it down
Removable pocket clip for easy access
O-ring sealed glass lens
IPX7; waterproof to 1 meter for 30 minutes
5.62" (14.27 cm)
2 oz. (57g) with batteries
Limited lifetime warranty