Suncore SR11 features a powerful, tough, durable, and fully waterproof design intended for harsh outdoor conditions. It uses CREE XM-L U2 LED with a lifespan of 50,000 hours. Powered by large capacity 18650 Li-ion battery, safe 16340 LiFePO4 battery or frost-resistant CR123A Lithium battery, the light makes a perfect combination of extreme brightness and ultra long runtime. It features four brightness levels, and two strobe mode function by pressing the side switch. Digitally regulated output - maintains constant brightness. Stalls with memory function, Reverse polarity protection, to protect from improper battery installation . Over heat protection to avoid high-temperature of the surface . Low-voltage warning function to remind you to replace the battery. Portable becomes powerful with this go-everywhere, SR11 will be your reliable partner when searching, rescuing, etc.  

 
FEATURES: 
1.  Cree XM-L 2 (U2) LED with a lifespan of 50,000 hours

2. Steel processing for the optical glass, the surface of double-sided coating treatment, increase effectively for the light transmittance.

3. super efficient lossless professional precision machining aluminum reflector cup.

4. Stalls with memory function: each boot will restore the pre-shutdown stalls. Satisfy for most users' habits.

5. Digitally regulated output - maintains constant brightness.

6. It features four brightness levels, and two strobe mode function by pressing the side switch.

7. Waterproof: IPX-8 waterproof (underwater 2 meters).

8. Tactical tail cap switch with momentary-on function.

9. Anti-roll, slip-resistant body design, to prevent accidental slipping.