Emitter: One LED on a copper DTP MCPCB e.g.
Cree XHP50.2 LED
Reflector: orange peel
Lens: Glass with anti-reflective coating
Flux: ~3500 lm
Intensity: ~11 360 cd ANSI throw ~220 m
Firmware: The FW1A pro uses free software called Andúril,
distributed under the terms of the GPL v3. Code is available from
User interfaces:  By default the FW1A 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 57 g without cells
Size: 25.5 mm Ø head x 101.1 mm length.