Nitecore HA23 UHE 600-lumen headlamp (Nitecore, SKU: HA23 UHE) is a lightweight headlamp equipped with a primary light offering three colour temperatures and an auxiliary red light. Four dual-core NiteLab MCT UHE LEDs provide an output of up to 600 lumens and a beam distance of up to 132 m. The headlamp can be powered by three AAA batteries or an optional Nitecore HLB1500 rechargeable battery.

Key features

• maximum output of 600 lumens and a beam distance of up to 132 m
• four dual-core NiteLab MCT UHE LEDs
• three primary light colour temperatures: 3,000 K, 4,500 K and 6,500 K
• four primary light brightness levels
• auxiliary red light with two brightness levels
• SOS, Beacon and red Slow Flashing special modes
• integrated multifaceted optical system providing a uniform beam
• direct access to Ultralow mode
• independent selection of the brightness level and colour temperature
• two buttons with different shapes and tactile surfaces for easy one-handed operation
• lockout function preventing accidental activation
• four-stage remaining power indicator
• powered by three AAA batteries or a Nitecore HLB1500 rechargeable battery
• maximum runtime of up to 125 hours with the HLB1500 rechargeable battery
• lightweight construction weighing 56 g with the headband, excluding the power source
• housing made from impact- and low-temperature-resistant PC plastic
• IP68-rated dust and water resistance and impact resistance from a height of 1 m

Set contents

• Nitecore HA23 UHE headlamp
• 3 alkaline AAA batteries
• headband
• carrying pouch serving as a diffuser
• clip

Technical specifications

• manufacturer: Nitecore
• model: HA23 UHE
• type: headlamp with three colour temperatures
• primary light source: 4 dual-core NiteLab MCT UHE LEDs
• warm light: 3,000 K
• neutral white light: 4,500 K
• cool white light: 6,500 K
• High mode: 600 lumens / 132 m / 4,364 cd
• Mid mode: 280 lumens / 94 m / 2,197 cd
• Low mode: 100 lumens / 54 m / 722 cd
• Ultralow mode: 6 lumens / 14 m / 47 cd
• red light, High level: 15 lumens / 5 m / 7 cd
• red light, Low level: 5 lumens / 4 m / 3 cd
• red Slow Flashing mode: 15 lumens
• SOS mode: 600 lumens
• Beacon mode: 600 lumens
• runtime with the HLB1500 rechargeable battery, High mode: 3 hours
• runtime with the HLB1500 rechargeable battery, Mid mode: 4 hours 30 minutes
• runtime with the HLB1500 rechargeable battery, Low mode: 12 hours
• runtime with the HLB1500 rechargeable battery, Ultralow mode: 125 hours
• runtime with the HLB1500 rechargeable battery, red light High level: 16 hours
• runtime with the HLB1500 rechargeable battery, red light Low level: 41 hours
• runtime with 3 alkaline AAA batteries, High mode: 1 hour 30 minutes
• runtime with 3 alkaline AAA batteries, Mid mode: 2 hours 30 minutes
• runtime with 3 alkaline AAA batteries, Low mode: 8 hours
• runtime with 3 alkaline AAA batteries, Ultralow mode: 97 hours
• runtime with 3 alkaline AAA batteries, red light High level: 13 hours
• runtime with 3 alkaline AAA batteries, red light Low level: 31 hours
• power source: 3 AAA batteries or 1 Nitecore HLB1500 1,500 mAh Li-ion rechargeable battery
• compatible AAA power sources: alkaline batteries, Ni-MH rechargeable batteries and lithium iron batteries
• incompatible power sources: 10400 Li-ion and LFP rechargeable batteries
• maximum beam intensity: 4,364 cd
• optical system: integrated multifaceted lens
• housing material: impact- and low-temperature-resistant PC plastic
• IP rating: IP68, submersible to 2 m
• impact resistance: drop from a height of 1 m
• dimensions: 60.2 × 46.7 × 34.2 mm
• weight with the headband, excluding the power source: 56 g
• weight with the headband and 3 alkaline AAA batteries: 90 g

The Nitecore HA23 UHE allows the colour temperature and brightness level to be adapted to outdoor conditions, while compatibility with two power options supports use during longer activities after dark.