\"NiteHawk\" LED headlamp: this looks promising
Surprisingly, didn't get any hits on this in a CPF search, so...
Digital ECO Headlamp
Revolutionary Emitter Technology
Super Bright White Light
11 Light Output Settings
6 Power Settings: 3%, 10%, 25%, 50%, 75%, 100%
5 Flash Settings: 10% Flash, 100% Flash, Beacon, Strobe And S.O.S.
5 Hours + at 100%; 270 Hours + at 3% (11 Days)
Advanced Microprocessor Controlled
Continuous Brightness Throughout The Run Time
Total Internal Reflection (T.I.R.) Optical Lens
Estimated Emitter Life 100,000 Hours
Adjustable Headband Strap
Up/Down Pivot & Side to Side Rotation
Push Button Switch On Pod
Runs on 4 "AA" Size Alkaline or Rechargeable Ni-MH or NiCd Cells
Runs On 2 "AA" Size Alkaline, Ni-MH or NiCd Batteries In An Emergency
Power Reserve Mode: Automatically Detects Low Batteries And Powers Down To 10% Mode For Additional Run Time
Surprisingly, didn't get any hits on this in a CPF search, so...
Digital ECO Headlamp
Revolutionary Emitter Technology
Super Bright White Light
11 Light Output Settings
6 Power Settings: 3%, 10%, 25%, 50%, 75%, 100%
5 Flash Settings: 10% Flash, 100% Flash, Beacon, Strobe And S.O.S.
5 Hours + at 100%; 270 Hours + at 3% (11 Days)
Advanced Microprocessor Controlled
Continuous Brightness Throughout The Run Time
Total Internal Reflection (T.I.R.) Optical Lens
Estimated Emitter Life 100,000 Hours
Adjustable Headband Strap
Up/Down Pivot & Side to Side Rotation
Push Button Switch On Pod
Runs on 4 "AA" Size Alkaline or Rechargeable Ni-MH or NiCd Cells
Runs On 2 "AA" Size Alkaline, Ni-MH or NiCd Batteries In An Emergency
Power Reserve Mode: Automatically Detects Low Batteries And Powers Down To 10% Mode For Additional Run Time