The CR9V smart meter battery combines ±0.1% voltage stability with an industry-leading 10-year shelf life to keep gas, water, and electricity meters operating flawlessly over their entire service interval, eliminating downtime and costly field visits. Manufactured on SUNJ’s 38 advanced production lines and rigorously tested to UL, IEC, and RoHS standards, every cell upholds the highest safety and quality benchmarks, providing you with maintenance-free reliability and consistent billing accuracy under all environmental conditions.