Quick Summary
The Vortex Defender ST 3 MOA Micro Red Dot and Laser 66827 is a versatile optic designed for everyday carry, turkey use, or competition. It is built on a DeltaPoint Pro footprint and includes 12 brightness settings, plus a picatinny rail mount for added mounting flexibility.
Who It Is Best For
This is a strong choice for buyers who want a micro red dot with a larger window, quick dot acquisition, and a clear sight picture. It also suits people who want motion activation, button lockout mode, and a durable optic for regular use.
What To Know Before You Buy
The Defender ST uses a CR2032 battery and offers motion activation when the unit is in sleep mode. It also has a 10 minute auto shutoff to help save battery life. The lens is hard coated and aspherical, and the optic is listed as waterproof and shockproof.
Pros: Larger window than the Defender CCW, with 12 brightness settings and an included picatinny rail mount.
Cons: Check that the DeltaPoint Pro footprint and mount setup suit your specific firearm before ordering.
Common Buyer Questions
What kind of optic is this?
It is a Vortex Defender ST 3 MOA micro red dot and laser.
Does it come with a mount?
Yes, it includes a picatinny rail mount.
How is the dot powered?
It uses a CR2032 battery.
Is it suitable for regular carry or range use?
It is described as versatile for EDC, turkey use, and competition.
Does it have battery saving features?
Yes, it has motion activation in sleep mode and a 10 minute auto shutoff.
Should I check compatibility before buying?
Yes, check the DeltaPoint Pro footprint and your selected setup before ordering.
Key Details
| Detail | What it means in use |
|---|---|
| Brand | Vortex |
| Model | Defender ST 66827 |
| Dot size | 3 MOA |
| Footprint | DeltaPoint Pro footprint |
| Brightness settings | 12 brightness settings |
| Battery | CR2032 battery |
| Mount included | Picatinny rail mount included |
| Lens | Hard coated aspherical lens |
| Protection features | Waterproof, shockproof, ArmorTek coating, and ShockShield polymer insert |
Final Buying View
The Vortex Defender ST 3 MOA Micro Red Dot and Laser 66827 brings together flexible mounting, a larger window, and useful battery saving features in one compact optic. If you want a durable red dot that is built for a range of uses, it is a practical option worth considering. Check your footprint and setup before you order.





