
Duracell CR1620 Red Dot Replacement Battery Set
Ships GROUND only! If you have an order with 2 Day Air or Overnight, this will ship separately.
The Duracell CR1620 Red Dot Replacement Battery is a dependable 3V lithium battery built to keep your red dot optic running when it matters most on the range, in the field, or as part of your everyday carry setup. When your optic depends on a small battery, reliability matters, and Duracell delivers consistent power you can trust.
This CR1620 battery is a direct replacement for red dots that use a CR1620 cell and is ideal for routine battery changes, pre-match prep, or preventative maintenance before carry or duty use. Keeping fresh spares on hand helps avoid dim reticles or dead optics when you need them most.
Duracell’s long shelf life makes these batteries perfect to store in a range bag, safe, or gear drawer so you are always prepared. Whether you are replacing a battery on schedule or carrying a spare in your EDC kit, this is a simple and reliable solution for maintaining your optic.
Optic Compatibility:
- Holosun EPS Carry
- Holosun EPS Full Size
- Osight SE
- Osight K
Key Features & Specifications:
- Trusted Duracell lithium power for red dot optics
- Suitable for concealed carry, duty, and range use
- Long shelf life for storing spare batteries
- Consistent 3V output for reliable reticle brightness
- Authentic, fresh Duracell battery in factory packaging
If your red dot uses a CR1620 battery, this is a reliable choice to keep it powered and ready.
Duracell CR1620 Red Dot Replacement Battery Set
Ships GROUND only! If you have an order with 2 Day Air or Overnight, this will ship separately.
The Duracell CR1620 Red Dot Replacement Battery is a dependable 3V lithium battery built to keep your red dot optic running when it matters most on the range, in the field, or as part of your everyday carry setup. When your optic depends on a small battery, reliability matters, and Duracell delivers consistent power you can trust.
This CR1620 battery is a direct replacement for red dots that use a CR1620 cell and is ideal for routine battery changes, pre-match prep, or preventative maintenance before carry or duty use. Keeping fresh spares on hand helps avoid dim reticles or dead optics when you need them most.
Duracell’s long shelf life makes these batteries perfect to store in a range bag, safe, or gear drawer so you are always prepared. Whether you are replacing a battery on schedule or carrying a spare in your EDC kit, this is a simple and reliable solution for maintaining your optic.
Optic Compatibility:
- Holosun EPS Carry
- Holosun EPS Full Size
- Osight SE
- Osight K
Key Features & Specifications:
- Trusted Duracell lithium power for red dot optics
- Suitable for concealed carry, duty, and range use
- Long shelf life for storing spare batteries
- Consistent 3V output for reliable reticle brightness
- Authentic, fresh Duracell battery in factory packaging
If your red dot uses a CR1620 battery, this is a reliable choice to keep it powered and ready.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Ships GROUND only! If you have an order with 2 Day Air or Overnight, this will ship separately.
The Duracell CR1620 Red Dot Replacement Battery is a dependable 3V lithium battery built to keep your red dot optic running when it matters most on the range, in the field, or as part of your everyday carry setup. When your optic depends on a small battery, reliability matters, and Duracell delivers consistent power you can trust.
This CR1620 battery is a direct replacement for red dots that use a CR1620 cell and is ideal for routine battery changes, pre-match prep, or preventative maintenance before carry or duty use. Keeping fresh spares on hand helps avoid dim reticles or dead optics when you need them most.
Duracell’s long shelf life makes these batteries perfect to store in a range bag, safe, or gear drawer so you are always prepared. Whether you are replacing a battery on schedule or carrying a spare in your EDC kit, this is a simple and reliable solution for maintaining your optic.
Optic Compatibility:
- Holosun EPS Carry
- Holosun EPS Full Size
- Osight SE
- Osight K
Key Features & Specifications:
- Trusted Duracell lithium power for red dot optics
- Suitable for concealed carry, duty, and range use
- Long shelf life for storing spare batteries
- Consistent 3V output for reliable reticle brightness
- Authentic, fresh Duracell battery in factory packaging
If your red dot uses a CR1620 battery, this is a reliable choice to keep it powered and ready.




















