5 x Super 1616 CR1616 DL1616 ECR1616 3v. Long Lasting Power CR1616.
The "5 X Premium 1616 CR1616 DL1616 ECR1616 3V LITHIUM COIN CELL BATTERIES" would be best fit for high-demand, low-power applications where reliability and safety are paramount, like vending machines, kiosks, or door entry systems.
