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Celestron Night Vision Red LED Flashlight (93588)
Tech & Gadgets

Celestron Night Vision Red LED Flashlightread the chart without losing your night vision

Celestron Night Vision Red LED Flashlight (93588)

Reviewed by the WhyToBuyThis team · Updated September 2026 · How we choose

Perfect for

  • Reading star charts
  • Group observing nights
  • Keeping night vision
  • Under $20
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Price: $16.95

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  • Great gift ideaChosen for real-world gifting
  • Hand-pickedCurated, not scraped
  • Honest reviewThe catch, not just the hype

Why this gift works

The Celestron Night Vision Red LED Flashlight (item 93588) uses two red LEDs, up to 25 lumens, with a thumbwheel dimmer. It runs on one 9V battery, included - 300 hours on low or 12 on high, per B&H - weighs 3.5 ounces and hangs from a 20-inch lanyard. The square body keeps it from rolling off a table.

Eyes take a while to adapt to the dark, and one blast of white light undoes it. A dim red light lets a stargazer read a chart or change an eyepiece and look straight back at the sky, which is why group observing nights discourage white light.

Who is this gift for?

Great for

  • Any telescope or binocular user
  • Reading a planisphere
  • Group observing nights

Think twice if

  • They want one light for everything
  • They prefer rechargeable gear

The catch

It is red only, with no white mode for general use, it runs on a less common 9V battery rather than a rechargeable cell, and the plastic case is not weather resistant.

Skip if they already have a headlamp with a red mode they like.

Key specs

Celestron Night Vision Red LED Flashlight (93588) specifications
LEDs2 red, 25 lumens max
DimmerVariable thumbwheel
BatteryOne 9V, included
Runtime300 hr low / 12 hr high (B&H)
Size4.25 x 1.3 x 1 in, 3.5 oz
Item number93588

Worth knowing before you buy

  • The lanyard is 20 inches long.
  • It weighs 3.5 oz with the battery.

Why we like it

  • Protects night vision
  • Dims to a faint glow
  • Will not roll off a table
  • Long battery life on low

What to look for in an astronomy flashlight

  • Color. Red only, so no one flashes white light by mistake.
  • Dimming. A faint setting protects night vision best.
  • Shape. A light that will not roll is easier to find in the dark.

Questions people ask

Dim red light disturbs dark-adapted eyes far less than white light.

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