Dual Channel D4K ALL COPPER 21700 High Powerful EDC Flashlight

This is dual channel version, for the single channel version, please click here.

Emisar D4K copper puts a high lumen output but generates a lot of heat at the same time, please acknowledge before purchasing. Unprotected, flat top battery works only (not included in the price), D4K does not work with protected battery.

Features:

• CNC machined from copper

• Efficient UK made Carclo Quad LED optics

• Unihead construction

• High lumen output and low moon output

• Ramping interface

• Electronic soft touch switch

• Beryllium-Copper springs with 45% IACS superior to stainless steel alloys used for springs with only 2% IACS.

• Temperature step-down

• Waterproof and dustproof to IP67 standard (up to 1 meter)

• Weight:165g

• Dimensions: 103mm(length) * 28mm(head) * 26.5mm(body)

OTF lumen output at start-up:

E21A : 1200lm

519A : 3800lm

SST-20 6500K: 4200lm

SST-20 5000K: 4200lm

SST-20 4000K/3000K 95CRI: 3000lm

This product uses free software of Anduril 2, distributed under the terms of the GPLv3.

Source code is available from https://toykeeper.net/anduril