UltraFire WF-501B LED Flashlight

[alxyoyo]

Product Feature:
By SSC-P7 LED, up to 900-lumen maximum brightness to meet the specific needs of different.
Appropriate size flashlight,can easily fit in the palm of ones hand.
Products, work stress, unique design, the rear opening, the effective conductivity to prevent the negative phenomena falling.
Twill surface treatment, ascension antiskid performance.

Product Specification:
Brand: UltraFire
Model: WF-501B
LED Emitter Type: SSC-P7
Luminous Flux: 900-Lumen
Lamp Life: 100000 Hours
Power Source:
1 x 18650 / 1 x 17670 Battery(Not included)
Modes: 3 Hi > Lo > Fast Strobe
Input Voltage: 2.7~4.2V, 4.2V Max.
Operate temperature: -5 ~ +50 degrees celsius
Switch: Tail cap Clicky/Clickie
Construction:
Shakeproof and rainproof
Lens: Coated Glass Lens
Reflector: Aluminum Smooth/SMO Reflector
Current: Digital Regulated 2500mA Current Output (manufacturer rated)
Dimensions: 13.4 cm(Length) x 3.1 cm(Diameter)
Weight: 150 g
Materal of Product: Aluminium Alloy
Flashlight processing technology:
Aerospace Grade Aluminum Body with Anti Scratching Type III Hard Anodization

UltraFire WF-501B SSC-P7 3-Mode 900-Lumen Memory LED Flashlight Torch with Strap (1*18650 / 1*17670)

 

[gcbryan]

Can you tell me more about "the effective conductivity to prevent the negative phenomena falling"?

Oh, and why is this on Scubaboard if it's not a dive light (only rainproof and shakeproof)?

 

[CuNanoTube]

You should throw it up on Candle Power Forums.
That is where all the non-depth rated (and some divers) congregate for lights.

 

[empressdiver]

Burn time? With only one 18650 battery, burn time has to be short.

 

[on_two_wheels]

Can you tell me more about "the effective conductivity to prevent the negative phenomena falling"?

Oh, and why is this on Scubaboard if it's not a dive light (only rainproof and shakeproof)?

Because he's a retailer in China (read his other post). Hence why some forums have adopted the minimum posts rule before cluttering up the classifieds.