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Fireflies E01 Luminus SST40W/Osram 2300lm 21700/18650 Led Flashlight

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Regular price $28.00 USD
Regular price $0.00 USD Sale price $28.00 USD

E01 Osram PM1 W2 version  (1500 Lumens   125 000 cd)

E01 SST40W version             (2300 Lumens  40 000 cd)

About Batteries

battery discharge no big than 10A , Or it will cause damage to the emitter.

Recommended battery: 

Sumsung 48G 4800mAh 21700

LG 4800mAh 21700

all types of 18650 (<10A discharge)


About Heat Dissipation Structure 

E01 has very compact size,however the heat dissipation structure is very well designed. 

With 7 deep heat sink trenches and 15mm thick integrated shelf , the light can sustain 2300lumens Turbo for a long time .


About thermal Step down

E01 set the tempreture limit to 50℃  by default. The light will automaticly step down when the body temperature is over 50 degree.  The temperature can be configured by users by clicking the switch for 10 times.

Product Description:

  • Luminus SST40W N5 5700K emitter with lifespan of 50,000 hours 
  • Max 2300 Lumens
  • Made of 6063 aluminum alloy 
  • Body color:  Matt Black / Clear anodizing
  • Black HAIII Anodising Surface Finish  /  Clear-ano HAII Anodising
  • 1x 21700 / 18650   (excluded) 
  • 6 degree angle TRI lens
  • Toughened ultra-clear glass lens 
  • Digital current regulation on lower brightness 
  • IPX6 waterproof 
  • with Purple switch leds 
  • Size:  120mm(L )x 34mm(Head) x 26mm(Body)
  • Net Weight: 96 gram    

Accessories:  standby O rings ; Landyard; Gift box 


How to operate the light? 

Fireflies uses free software distributed under the terms of the GNU Public License version 3

ROT66 Anduril code from toykeeper/flashlight-firmware

  • Single click -- On / Off
  • Double Clicks--Max brightness
  • Triple Clicks from Off -- Battery voltage Reading 
  • Triple Clicks from On -- Changing over Ramping/Modes
  • Four clicks -- Lock / unlock the light
  • Five clicks-- Momentary mode
  • 7 clicks -- Temperature Reading
  • 10 clicks -- Thermal Configuration
  • Hold switch to change brightness levels ; Loose switch to keep brightness level.