Features:
Dimension：36.0 X 75.0 X 21.9mm
Weight：41.6 grams (light unit and battery)
Light source：Red LED X3
Battery：AAA alkaline battery X2 Approx 100hrs in
Runtime：constant, 150hrs in flashing, and 200hrs in rapid mode
Mount size：12.0～32.0mm (FlexTight SP-11)