WILDTRAIL COPPER WT90 FLASHLIGHT sbt90.2 torch high output work with 3pcs 21700 batteries

Specifications

Emitter: 3V Luminus SBT90.2 5.700K 70CRI, mounted on copper DTP MCPCB
Luminous Flux: up to 5.500 lm
Intensity: up to 1.000.000 cd (ANSI throw up to 2.000 m)
Firmware: Tom E’s open-source NarsilM v1.3 adapted by Texas_Ace
User interface: [1] By default the WT90 is set to use the very intuitive NarsilM smooth
RAMPING UI. Instant access to a TURBO mode is also provided.[2] A more conventional discrete level MODE-SET UI is available as an
alternative. Any one of 12 predefined mode-sets can be selected.[3] MOMENTARY mode is useful for signaling purposes or rapidly/briefly
lighting up targets.
Battery: 3x 21700 rechargeable lithium-ion battery(NOT INCLUDED)
Battery length must be within 70mm and 71.5mm
Protected cells may not fit. Batteries are not included.
Driver: Texas Avenger FET driver with temperature control (see calibration in the UI chart)
Maximum current: > 24A