When it comes to flashlights, Eveready is a name that has been synonymous with quality and reliability for decades. The company’s latest offering, the Quantum D, takes this legacy to new heights with its impressive array of features and performance. In this article, we’ll dive into what makes the Eveready Quantum D stand out from the competition.

Design and Build Quality

The Quantum D boasts a sleek and ergonomic design that is both functional and aesthetically pleasing. The flashlight’s body is made from high-quality aluminum with a durable anodized finish, ensuring it can withstand the rigors of heavy use. Weighing in at 6.2 ounces, the Quantum D feels substantial in the hand without being too bulky.

The light’s switch is located on the tailcap and operates smoothly, allowing for easy mode selection between low, medium, high, and turbo modes. The battery compartment is also conveniently located on the tailcap, making it simple to swap out batteries when needed.

Light Output

One of the standout features of the Quantum D is its impressive light output. Powered by a single AAA or AA battery (depending on the configuration), this flashlight packs a significant punch for its size. The LED emitter produces an incredible 500 lumens in turbo mode, making it one of the brightest flashlights on the market.

The beam pattern is also noteworthy, with a tight hotspot and a smooth, even spill that allows for excellent peripheral illumination. This makes the Quantum D ideal for use in a variety of applications, from camping to search and rescue operations.

Modes and Runtime

In addition to its impressive light output, the Quantum D features an array of modes designed to suit different situations. These include:

• Low mode: 20 lumens ( runtime up to 40 hours)
• Medium mode: 150 lumens (runtime up to 10 hours)
• High mode: 250 lumens (runtime up to 5 hours)
• Turbo mode: 500 lumens (runtime up to 1 hour)

The Quantum D also features a convenient “memory function” that allows the light to remember its last used mode, making it easy to return to your preferred setting.

Additional Features

Other notable features of the Quantum D include:

• Strobe mode for disorienting purposes
• SOS mode for signaling emergencies
• Red LED indicator for low battery warning
• Water-resistant construction with IPX7 rating

Battery Life and Power Options

One of the most impressive aspects of the Quantum D is its battery life. Using a single AAA or AA battery, this flashlight can deliver up to 40 hours of runtime in low mode, making it an excellent choice for extended use.

The Quantum D also accepts rechargeable batteries, such as the Eveready Rechargeable AAA/AA Batteries, which offer significant cost savings over time.

Comparison and Conclusion

In comparison to other flashlights on the market, the Eveready Quantum D stands out for its impressive light output, robust build quality, and feature-rich design. While it may be slightly more expensive than some competing models, the Quantum D’s performance and durability make it a worthwhile investment for serious flashlight enthusiasts.

Technical Specifications:

• LED emitter: Cree XHP70
• Light output:
  • Low mode: 20 lumens
  • Medium mode: 150 lumens
  • High mode: 250 lumens
  • Turbo mode: 500 lumens
• Battery life (runtime):
  • Low mode: up to 40 hours
  • Medium mode: up to 10 hours
  • High mode: up to 5 hours
  • Turbo mode: up to 1 hour
• Modes:
  • Low
  • Medium
  • High
  • Turbo
  • Strobe
  • SOS
• Power options: Single AAA or AA battery, rechargeable batteries accepted