Here’s a breakdown of the Hawke Reflex / Micro Reflex / Endurance 3 MOA Digital red-dot sights (it seems there are a few very similar Hawke models that match what you asked), plus pros/cons. If you tell me exactly which model (spec sheet or name) you have, I can tailor more precisely.

• Good dot size: 3 MOA is a useful balance — small enough for relatively precise aiming, but large enough to acquire quickly.

• Battery saving / auto standby: The A.I.M or auto-standby feature helps preserve battery life, especially if you forget to switch it off.

• Optical clarity: With many layers of anti-reflection/multi-coating, the views through the lens tend to be clear, with good light transmission.

• Ruggedness: Quality build with waterproofing, shock resistance, etc., means it can handle rough use.

• Versatility: Many of the models are compact, work on rifles, pistols, etc., with different mounting options.

• Value for money: Compared to very high-end optics, these often deliver a decent feature set for a more modest price.