This is a common battery size for most Ncstar red dot sights and illuminated scopes with long duration that will leaves you worry free of any downtime on fields.

Features:

• 3-Volt CR2032 Lithium Type Battery
• Common battery size for most Ncstar Red Dot Sights and illuminated scopes

Specifications:

• Manufacturer: Ncstar
• Code: AB2032
• Weight: 0.11 Oz (3.12g)