Features:

This light fits very nicely in an average adult male’s palm and the grooves cut into the aluminum body give a sense of high-grade machine work.
Ease of use, easy to turn on and off the light, to switch between various modes, and easy to hold another thing while using the light, etc.
Ease of carrying, the strong pocket clip makes the P15 even more convenient for carrying in a pocket, the backpack, or the MOLLE System.
1.5A fast charging directly, a full charge only 2.5 hours.
Up to 1,700 lumens, long-range beam up to 330 meters (using flat LED, most efficient and long-range beam in same size light).
Specially customized 18650 rechargeable lithium battery(included), which is positive and negative in the same pole.
Using threads to conduct; positive and negative in same pole battery design with single barrel body to ensure that the integration of switching and signal function for the tail and to enforce reliability and durability.
Compatible with Tactical Ring (Optional) for offering more convenient carrying and flexible operating ways.
High efficiency constant current circuit, circuit efficiency up to 95%, hardened dual AR coated lens, light transmittance up to 99%.
Made of high strength aluminum alloy, premium type HAIII hard-anodized anti-abrasive finish.
IPX68 waterproof (2 meters underwater) and designed for use in heavy rain.
Impact-resistant of 1.5 meters, can survive accidental drops.
Multi-functional modular design for everyday EDC lighting, as well as dedicated for tactical scenes (different tactical accessories optional).

Specifications:

Ultra-Low: 20 lumens; 506cd; 45 meters;120 hours
Low: 60 lumens; 2,500cd; 100 meters; 32 hours
Mid: 180 lumens; 4,692cd; 137 meters; 7 hours
High: 600 lumens; 8,930cd; 189 meters; 2 hours
Turbo: 1,700 lumens; 27,225cd; 330 meters; 1 hour 45 minutes
Strobe: 600 lumens;

Max. output 1,700 lumens
Max. beam distance: 330 meters (1,082feet)
Max. runtime: 120hours (5days)
Peak beam intensity: 27,225cd
Size: 130.7mm (Length) x 25.4mm (Head Diameter) x 23mm (Tube Diameter)
Weight: 98.8g(3.48oz.) w/o battery; 151.5g(5.34oz.) w/battery;