CR Micro Lithium Batteries The coin type lithium manganese dioxide batteries, CR, are small, lightweight batteries with an operating voltage of 3V and the ability to operate over a wide temperature range. They have a wide range of applications including electronic calculators, medical instruments, timepieces and office equipment. Backup power for memory ICs and RTCs are also suitable applications Model No. DIA HGT (Millimeters) 1 Pack CR2032 20 3.2 CR2025 20 2.5 CR2016 20 1.6 CR1616 16 1.6 Tearstrip CR1220 CR1025 CR1616 16 1.6 CR2012 CR2016 20 1.6 CR2025 20 2.5 CR2032 20 3.2 CR2040 CR1216 12.5 1.6 CR1620 16 2.5