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  • UltraTac K18 Side Switch AAA Keychain LED Flashlight Support 10440 Battery
  • UltraTac K18 Side Switch AAA Keychain LED Flashlight Support 10440 Battery
  • UltraTac K18 Side Switch AAA Keychain LED Flashlight Support 10440 Battery
  • UltraTac K18 Side Switch AAA Keychain LED Flashlight Support 10440 Battery
  • UltraTac K18 Side Switch AAA Keychain LED Flashlight Support 10440 Battery
  • UltraTac K18 Side Switch AAA Keychain LED Flashlight Support 10440 Battery
UltraTac K18 Side Switch AAA Keychain LED Flashlight Support 10440 Battery

UltraTac K18 Side Switch AAA Keychain LED Flashlight Support 10440 Battery

$19.95-$29.95/ Unit|10 Unit/Units(Min. Order)
View product details

UltraTac K18 Side Switch AAA Keychain LED Flashlight Support 10440 Battery

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Emergency Lighting & Signaling: High 360-lumen output with Cree LED technology ensures visibility in critical scenarios, while red and blue light options enable versatile signaling for emergencies or navigation.
  • Compact EDC Tool: Designed as a keychain flashlight with a side-switch for one-handed operation, ideal for everyday carry (EDC) and quick access.

Key features

  • 1. Corrosion-Resistant Aluminum Alloy Construction

    • With a durable aluminum alloy body and IP68 water/dust resistance, you can withstand extreme environments without performance degradation.

  • 2. Ergonomic Side Switch Design

    • With a side-button activation mechanism, you can operate the flashlight one-handed for quick emergency use.

  • 3. High-Performance Cree LED with 360 Lumens

    • With Cree LED technology and a 360-lumen output, you can achieve bright, long-range illumination for tasks like navigation or signaling.

  • 4. Compact Keychain Form with Multi-Color Modes

    • With a red/blue light option and keychain compatibility, you can use it as an emergency signal tool or everyday carry (EDC) light.

  • 5. IP68 Certified Durability

    • With IP68 certification, you can rely on its submersion resistance and dustproof design for industrial or outdoor use.

Product details

UltraTac K18 Side Switch AAA Keychain LED Flashlight Support 10440 Battery

The UltraTac K18 Side Switch AAA Keychain LED Flashlight combines rugged durability with compact portability, designed for emergency preparedness and everyday use. Crafted from aerospace-grade aluminum alloy, it delivers 360 lumens of bright red or blue light, featuring a Cree LED for optimal performance. With an IP68 rating, it withstands water submersion and dust exposure, while the side-switch design enables one-handed operation.

Technical specifications

FeatureSpecificationBenefit
MaterialAluminum AlloyLightweight, corrosion-resistant construction
Battery TypeAAA (Supports 10440 battery)Compatible with standard and high-capacity cells
LED SourceCree LED360 lumens output for long-range visibility
IP RatingIP68 (2 meters for 30 minutes)Waterproof and dustproof for harsh conditions
Light ColorRed/Blue Dual ColorVersatile signaling and emergency use
Switch DesignSide ButtonEasy one-handed activation

Customization guide

Adjustable parameters include:

  • Light Color: Choose between red (discreet signaling) or blue (high-visibility alerts).
  • Battery Type: Optimize runtime with standard AAA or high-drain 10440 batteries.
  • Attachment: Customize keyring size/material for keychains, belts, or gear loops.

Get inspired

Ideal for emergencies, outdoor activities, or daily carry, the UltraTac K18’s red/blue light can guide night hikes, signal for help, or illuminate critical tasks. Its IP68 rating ensures reliability in rain, snow, or accidental drops.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Lumen Output200360500*
Water ResistanceIP66IP68 (2m/30min)IP68 (5m/60min)*
LED EfficiencyStandard CreeHigh-Output CreeXHP70.2 Ultra-Cree
Battery Life2 hours3.5 hours5 hours*

Supplier's note

  1. Technical Breakthroughs:

    • Cree LED Technology: The Advanced and Pro models deliver 20% brighter output than standard keychain lights.
    • IP68 Water Resistance: The Pro model’s 5m submersion rating exceeds industry benchmarks (typically 2m).
    • Side-Switch Design: Enables one-handed operation, a critical feature for emergency responders.

  2. Version Selection Guide:

    • Base Model: Best for casual users needing basic emergency lighting (e.g., campers, students).
    • Advanced Model: Ideal for hikers and professionals requiring 360-lumen brightness and IP68 reliability.
    • Pro Model: Tailored for first responders or extreme environments, with 500 lumens and 5m water resistance. Example: With the Pro’s triple-certified chemical resistance, safely handle hazardous materials while maintaining visibility in flood zones.

*Pro Model specifications exceed industry standards by 30%.

Frequently asked questions

  • Which keychain flashlight is best for everyday carry (EDC) with high brightness?

  • How do I clean and maintain an aluminum keychain flashlight?

  • Why choose an aluminum alloy keychain flashlight over plastic models?

  • Can I customize the UltraTac K18 with a different keychain or color?

  • Is the UltraTac K18’s Cree LED and IP68 rating certified for rugged use?

  • Is the UltraTac K18 suitable for emergency situations?

  • How does the AAA battery performance compare to other keychain flashlights?

  • What are the benefits of the UltraTac K18’s red and blue light options?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Keychain FlashlightsDaily carry, emergency kits6061-T6 aluminum alloy (military-grade durability), 360 lumen (ANSI FL1 ▲180% vs industry avg 200 lumen)Extremely portable, durable, high brightnessLimited to AAA batteries, shorter runtime at max output
EDC FlashlightsEveryday use, multitoolSide switch (one-handed operation), Cree XP-G4 LED (50,000-hour lifespan ▲200% vs industry avg 20,000h)Reliable performance, convenient accessBulky compared to non-waterproof EDCs, no rechargeable option
Tactical FlashlightsLaw enforcement, campingIP68 (submersible 2m/30min ▲ vs industry 1m), 360 lumen (▲ vs industry 200 lumen)Waterproof, durable constructionLower lumen output than dedicated tactical models (e.g., 500+ lumen)
Emergency/Signal FlashlightsSafety signaling, emergenciesDual-color LEDs (red/blue, OSHA-compliant), 360 lumen (▲ vs 200 lumen signals)Clear visibility, versatile color optionsLimited to signaling colors, not ideal for general lighting
High-Lumen FlashlightsOutdoor activities, search360 lumen (▲ vs 200 lumen keychain avg), 10440 battery (longer runtime)Brightness for its size, reliable batteryShorter runtime at max brightness compared to lower lumen models
Waterproof FlashlightsMarine, outdoor expeditionsIP68 (submersible 2m/30min ▲ vs industry 1m), aluminum alloy bodyReliable in harsh environmentsHeavier than non-waterproof models, no USB-C charging port

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