Product Name: VARTA Longlife Power D (Mono) Batteries Electrochemical System: Alkaline Voltage: 1.5 V Size: D (Mono) Diameter: 34.2 mm Height: 61.5 mm Weight: 136.9 g Pack Size: 2 pcs Performance: Precise energy delivery for high-energy-consuming devices Recommended Applications: Remote-controlled toys, wireless mice, flashlights, electric toothbrushes, and other high-performance equipment Packaging: Practical open-close design for easy opening and safe storage Shelf Life: Guaranteed 10 years