Extreme output, compact size plus the addition of a multi-colour LED, the LD75C flashlight lights up your outdoors with four colour options. LD75C puts 4200-lumen output with 490-meter throw inside a package that is less than 16-centimeter long, and can be stowed easily in a backpack, glove compartment or tool case. The light also features five white light brightness levels, instant strobe and instant turbo.

LD75C can be powered by 4 x 18650 rechargeable or 8 x CR123a batteries. It can also run on 2 x 18650 or 4 x CR123a batteries in an emergency.

Separate switches operate the white and colour LED's and the LD75C also features a battery level indicator activated by double pressing the colour LED button from the off position.
Green LED constant-on: sufficient power level
Blue LED constant-on: high power level
Red LED constant-on: low power level

Fenix LD75C performance:
Turbo: 4000 lumens (1hr 30mins), High: 1800 lumens (3hrs), Mid: 600 lumens (11hrs), Low: 200 lumens (35hrs), Eco: 40 lumens (175hrs), Strobe: 4000 lumens
Red LED: 140 lumens (14hrs), Green LED: 190 lumens (11hrs), Blue LED: 45 lumens (11hrs), White (Coloured LED) 200 lumens (11 hrs)

Operation:
The white light and coloured light are controlled separately and can be turned on at the same time.
The button with power icon controls the white LEDs, the button with C icon is for the multi-colour LED and the button with the sun icon is for instant turbo and strobe function.

White light ON / OFF:
Press and hold the button with power icon for 0.5 seconds to turn the light on or off.

Output selection:
Press the button with power icon to cycle through five brightness levels in the order of Turbo, Eco, Low, Mid, High when the white light is turned on.

Coloured light ON / OFF:
Press and hold the button with C icon for 0.5 seconds to turn the light on or off.

Output selection:
Press the button with C icon to cycle through four output options in the order of Blue, Green, Red, White when the coloured light is turned on.

Instant turbo:
Press and hold the button with sun icon for 1 second to activate turbo mode directly.
To return to previous condition, just press the button again.

Instant strobe:
To activate strobe mode, just press the button with sun icon. It will flash between 6Hz and15Hz every two seconds. Pressing the button again will return the light to previous condition.