CR1620-Coin-Lithium-Battery-Single-Energizer-S341-p-The-Energizer-reg-CR1620-is-a-3-Volt-Lithium-coin-cell-from-Energizer-It-is-16mm-in-diameter-&-2-0mm-thick-weighs-1-3g-&-has-a-capacity-of-85-0m Ah-p-p-Reliable-dependable-power-Used-in-heart-rate-monitors-keyless-entry-glucose-monitors-toys-&-games-p-p-Replaces-1620-CR1620-DL1620-ECR1620-L08-p-Energizer-S341-CR1620-Coin-Lithium-Battery-Single-