2cr1/3n Fujitsu Collar Battery 2cr13n Sanyo Fujitsu Collar BatterySpecial offer order our 3 Pack of batteries for only pound1699Sanyo 2cr13n Batteries are now known as Fujitsu 2cr13n and are indentical internally they remain in our opinion the best performing spray collar batteryFujitsu 2cr13n Lithium Collar battery Suitable for the following Dynavet Collars Jetcare Pro Masterplus Aboistop Compact and Jetcare Mini