D LR20 Heavy-Duty Battery 1.5V for Industrial Equipment, Emergency Lighting | 50PCS/Box, 5 Years Shelf Life

D LR20 Heavy-Duty Battery 1.5V for Industrial Equipment, Emergency Lighting | 50PCS/Box, 5 Years Shelf Life. Massive Production Capacity: Annual production capacity of 10 billion batteries ensures reliable supply for large volume orders. Comprehensive Global Certifications: Certified by CE, CB, TUV, RoHS, CTIA, PSE, KC, GOST-R, SASO, IEC, SGS, and ISO9001. OEM & Customization Services: Full OEM support with customized capacity, duration, packing, and blister options available. Long Shelf Life: D LR20 batteries feature a 5-year shelf life for long-term storage and emergency readiness. Flexible Packaging Options: Customizable packing (2s/3s/4s) and blister designs (2b/4b) to meet specific branding needs. 22 Years Manufacturing Experience: Established in 2010 with export experience since 2008, ensuring professional quality control.