The ZebraLight H31 is a small sized, high output LED light that puts out 220 max lumens from one CR123A battery. It has three selectable modes and each mode can be configured to one of the two sub-levels. The H31 is a versatile performer that is perfectly and equally capable of being used as a headlamp or a handheld flashlight! It includes a comfortable headband with silicone holder and pocket clip.
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
Durable natural hard anodized finish (Type III Class I)
Ultra clear lens with anti-reflection coatings on both sides
Orange peel textured reflector
Battery power can be locked out by slightly unscrewing the tailcap to prevent unwanted activations or parasitic drain
Waterproof to IPX8
Levels of Output:
High: H1 220 lumens (0.9 hrs); H2 120 lumens (2 hrs) / 4Hz Strobe
Medium: M1 43 lumens (12 hrs); M2 24 lumens (23 hrs)
Low: L1 5 lumens (3.7 days); L2 0.5 lumens (21 days)
LED: Cree XP-G Cool White (color temperature 6100-6500 K)
Beam Type: 80 degree spill beam spread; 11 degree (3.8 feet at 20 feet) hot spot
Overall Length: 2.57" (65 mm)
Diameter: 0.90" (23 mm)
Weight: 0.97 oz. (27.6 gram) without battery or headband
Battery: One CR123A lithium primary or RCR123 Li-ion rechargeable. Batteries are not included in the package.
Included Accessories: One black silicone holder with headband and two o-rings.
Light output are out the front (OTF) values. Runtime tests are done using Panasonic CR123A lithium batteries. Runtimes are usually much shorter with rechargeable RCR123 (16340) batteries, especially with protected 16340s that have higher discharge cut off voltage.
Information from ZebraLight