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Please according to your own measurements to choose your suitable size. The tags inside the items will show in our Asian (Type) size.
Specification: 
| Emitter | Four LEDs on a copper DTP MCPCB e.g.
 Nichia 219C 4000K
 SST20 4000K
 XPLHI 5000K
 XPLHI 6500K
|
Optic | Standard TIR optics
|
Lens | Glass with anti-reflective coating |
Flux | ~3600 lm (XP-L Hi), ~2100 lm (Nichia,SST20 4000K) |
Intensity | ~10, 180 cd ANSI throw ~208 m (XP-L Hi) |
Battery
| One flat-top or button-top 18650 cell. An unprotected cell is recommended
|
Driver | FET+7+1 driver. Low parasitic drain while OFF |
Switch
| Electronic tail switch
|
Ingress rating
| Equivalent to IPX7
|
Weight
| Approximately 63 g without cells
|
Body | Aluminum with hard-coat anodizing |
 
Firmware: The FW4A uses free software called Andúril, distributed under the terms of the GPL v3. Code is available from tiny.cc
 User interfaces: [1] By default the FW3A is set to use SMOOTH RAMPING. Access to TURBO mode is also provided.
 [2] A more conventional STEPPED RAMPING UI is available if you like discrete modes level. You can choose how many steps you want.
 [3] MOMENTARY mode is useful for signaling purposes or rapidly/briefly lighting up targets. To exit this mode, physically disconnect power
 [4] MUGGLE mode uses a reduced output.
 [5] It has an electronic LOCKOUT for safety, but acts also as momentary low light.Other functions: Battery check, sunset, beacon, tactical flashing, party flashing, bike flasher, candlelight.
 
  Package included:
 1 x Lumintop BLF FW4A Flashlight
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Lumintop BLF FW4A XPL HI 3600lm ANDURIL UI EDC LED Flashlight 4000K/5000K/6500K 18650 Flashlight Mini Torch
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Lumintop BLF FW4A XPL HI 3600lm ANDURIL UI EDC LED Flashlight 4000K/5000K/6500K 18650 Flashlight Mini Torch
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