Zebralight SC50

LED: Cree XP-E Cool White (color temperature 5700-6350 K)
Battery: One AA size alkaline, 1.5V lithium primary, NiMH rechargeable, or 3.7v 14500 Li-ion rechargeable. Batteries are not included in the package.
User Selectable modes: 3 (High, Medium and Low). Each mode can be configured to one of the two sub-levels.
Light Output (Out The Front)
AA (alkaline/NiMH/lithium, runtimes based on Sanyo 2700mAh NiMH)
High: 122 Lm (2.3 hrs) or 2Hz strobe
Medium: 38 Lm (11.5 hrs) or 21 Lm (21.4 hrs)
Low: 5 Lm (4 days) or 0.7 Lm (22 days)
14500
High: 193 Lm or 2Hz strobe
Medium: 38 Lm or 21 Lm
Low: 5 Lm or 0.7 Lm
Parasitic Current Drain: 5.6uA, equivalent to 55 years of battery life.
Beam Type
76° spill beam spread
8.6° (3 feet at 20 feet) hot spot
Dimensions
Diameter: 0.85 inch (22 mm)
Length: 3.15 inch (80 mm)
Weight
1.3 oz (36.5 gram) with clip, without battery or headband
Features
Electronic soft-touch switch, with a 200,000 cycle operating life
Smart user interface provides fast and easy access to all brightness levels
Precision machined casing from premium grade Alcoa aluminum bar stock
Proprietary heat sinking design bonds the LED metal core board directly to the uni-body aluminum casing, providing unblocked thermal paths to over 94% of the surface area.
Durable natural hard anodized finish (Type III Class I)
SCHOTT ultra clear lens with anti-reflection coatings on both sides
Bezel down clip (pre-installed)
Can be used as a headlamp with the included headband (clip can remain installed when the light is on the headband)
Orange peel textured reflector
Anti-roll and tail-stand capable
Battery power can be locked out by slightly unscewing the tailcap to prevent unwanted activations
Waterproof to IPX8

Operations
From Off
Short click turns on the light to High instantly. Click again quickly to cycle from High to Medium and Low.
Press and hold to cycle through Low, Medium and High, release to set.
When On
Short click turns off the light.
Press and hold to cycle from Low, Medium to High, release to set. When press and hold, the light always cycle from Low to High regardless which level you are currently in.
Double click at any level to toggle and select between the two sub-levels for that mode. Medium and Low sub-level selections are memorized after the light is turned off and through battery changes. Strobe selection is not memorized.

Accessories in the package
One black silicone holder with headband
Two o-rings