The FW3A was designed by Fritz15 and the flashlight forums TLF & BLF.
Brought to life by Lumintop.
A small 18650 triple LED lamp with tail switch and agreat, a compact, ergonomic, feature-packed EDC-style light.
More detail in TLF
More Detail in BLF
Emitter: Three LEDs on a copper DTP MCPCB e.g.
Cree XP-L HI 3D(NW 5000K) and Cree XP-L HI 7A(WW 3300K) LED
Cree XP-L HI 1A(CW 6500K)
Optic: Standard TIR Carclo 10511 (matte)
Lens: Glass with anti-reflective coating
Flux: ~2800 lm (XP-L Hi)
Intensity: ~12 500 cd ANSI throw ~223 m (XP-L Hi)
Firmware: The FW3A uses free software called Andúril,
distributed under the terms of the GPL v3. Code is available from
User interfaces:  By default the FW3A is set to use SMOOTH RAMPING.
Instant access to TURBO mode is also provided.
 A more conventional STEPPED RAMPING UI is available if you
like discrete modes level. You can choose how many steps you want.
 MOMENTARY mode is useful for signaling purposes or rapidly/briefly
lighting up targets. To exit this mode, physically disconnect power
 MUGGLE mode uses a reduced output.
 It has an electronic LOCKOUT for safety, but acts also as momentary
low light.Other functions: Battery check, sunset, beacon,
tactical strobe, party strobe, bike flasher, candlelight, lightning storm
Battery: One flat-top or button-top 18650 cell. An unprotected cell is recommended.
Max. length 66 mm. Cell is not included.
Driver: FET+7+1 driver. Low parasitic drain while OFF
Body: Aluminum with hard-coat anodizing
Switch: Electronic tail switch
Ingress rating: Equivalent to IPX7
Weight: Approximately 53 g without cells
Size: 25.5 mm Ø head x 92.5 mm length.