Black Diamond Iota headlamp

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The Black Diamond Iota headlamp is a light that easily fits in the palm of your hand. The Iota is the daily driver for quick-hit morning trail runs, post-work ridge scrambles and urban adventuring. Emitting 150 lumens on the max setting with an average three-hour burn time, the lithium ion rechargeable battery eliminates waste, and an IPX4 rating protects against splashed water from any angle. Powertap Technology allows for fast, easy brightness adjustments, and a lockout feature safe guards your battery life.

The Black Diamond Iota headlamp features:

  • 1 DoublePower LED with 150 lumens (max setting) projects a strong, oval beam
  • Powered by a lithium ion rechargeable battery (TK-hour USB charge time)
  • Settings include full strength, dimming and strobe
  • PowerTap Technology allows fast and simple transitioning between full and dimmed power in order to instantly increase illumination in distance or proximity modes
  • Three-level power meter shows remaining battery life for three seconds after switching on headlamp
  • Lockout feature safe guards against accidental use when stored in a pack or pocket
  • Protected against splashing or sprayed water from any angle (IPX 4)

Brightness memory

By default the Black Diamond Iota headlamp turns on at 60% power, however it has a brightness memory that remembers your preferred brightness level so it always turns on at the right level. 

The following video shows how to set the brightness memory:


Brightness (lumens) 150 lumens
Weight with batteries 56 grams (1.9 oz)
Maximum light range 40 metres (at high setting), 7 metres (at low setting)
Maximum burn time Approx. 40 hours [low], approx 22 hours [average] , approx 2 hours [high]
IPX rating x4
LED type 1 TriplePower
Batteries Rechargeable lithium ion (USB rechargable)

The Black Diamond Iota headlamp is available in four colours: black, denim (blue), octane (red) and saltwater (green)