CR123A Batteries (2) CW-BBCProducts Replacement batteries for Cartell sensor pucks. Batteries have a 1-3 year life span. Related Add-ons Repeater CW-REP $202.00 Add to cart Auger Screws (2) $31.00 Add to cart Wireless Ultimate Package CW-ULT $635.00 Add to cart Dual Purpose Wireless System CW-SYS $464.00 Add to cart