Offering up to 1 200 mAh in a tiny half-AA package, the 1/2AA Li-SOCl₂ battery provides unmatched energy density and ultra-long life—maintaining 94% capacity after 10 years—ideal for emergency devices, medical instruments, and compact transmitters. Each cell is lot-traceable and rigorously tested against UL, IEC, and RoHS standards, ensuring safety, consistency, and performance you can trust in mission-critical and regulated environments.