This is the Duracell 28L PX281 2CR11108 L544 6 Volt Lithium Battery

Features:

• Voltage 6V Chemistry Lithium Brand Duracell
• 1 Long lasting performance
• Excellent shelf life of 7 years
• Ideal for Cameras, Dog Collars, Invisible Fences and More
• Compatible with the following 28, 28A, 28L PX28, PX28A, PX28L 4G13 4LR44 KS28, V28PX 1406SOP, L544,A544 V34PX 28PXL 2CR13N 1414A 1406LC
• 2CR11108

Give your device the full power of Duracell with these long lasting batteries.