ZebraLight H31 R5 CR123 220 Lumen Headlamp Automatic It's your pocket-sized life preserver

It's your pocket-sized life preserver

twist for constant-on in all modes

Beware of flying sparks

your backpack

Altimeter with resolution of 1 m / 3 ft

ZebraLight H31 R5 CR123 220 Lumen Headlamp Automatic It's your pocket-sized life preserverMain Features and Specifications LED: Cree XP G Cool White (color temperature 6100 6500 K) User Selectable Modes: 3 (High, Medium and Low). Each mode can be configured to one of the two sub levels. Light Output High: H1 220 Lm (0. 9 hrs) or H2 120 Lm (2 hrs) Medium: M1 43 Lm (12 hrs) or M2 24 Lm (23 hrs) Low: L1 5 Lm (3. 7 days) or L2 0. 5 Lm (21 days) Light output are out the front (OTF) values. Runtime tests are done using Panasonic CR123A lithium