Zoom icon Click to expand Tap to zoom Chevron down icon Chevron down icon Kundo Battery Retrofit by Kundo Sale $54.90 | / SKU 71-009 1 2 3 4 5 6 7 8 9 10+ Quantity Chevron down icon Quantity Add to cart Spinner icon Notify me when back in stock Email address Email me when available Kundo Battery Retrofit an aluminum holder with terminals, holds 2 "AA" batteries. This replaces the Kundo 825 Battery.