1 PACK Renata 399 Silver Oxide Battery 1.55VFRESH Exp Date 11/2020This battery is mercury free and has a capacity of 55 mAh. Suitable for analog and basic digital watches and hand held devices that have extra functions. The additional functions require short bursts of power which these batteries are perfect for. Renata Button battery cells are at top of the world with a reported failure rate of less than 1%. Manufacturing high quality batteries with high capacity retention on storage, Renata continues to provide reliable power sources for many hand held devices.Equivalent: Energizer 399, Maxell SR727W, Varta V399, Rayovac 399, Duracell D395/399, Timex W, Citizen 280-44, Seiko SB-BP, I.E.C SR927 (SR57)Features: Chemistry: Silver OxideVoltage: 1.55VBattery size: 399Capacity: 55 mAhDiameter: .37" 9.5 mmHeight: .10" 2.7 mmAssociated Battery Sizes:395, 395/399, 399, 610, 613, 116550, AWI S19, AWI S28, Citizen 280-44, Citizen 280-48, D395, D395/399, K, KS385, KS399, LA, R395/25, R399/35, SR57, SR926, SR927SW, Seiko SB-AP, Seiko SB-BP, Timex W, V395, V399Replaces: •Bulova 610 •Citizen 280-48 •Duracell D395 •Energizer 395 •Goldpeak 395 •IEC SR57 •Maxell SR927SW •Panasonic SP395 •Rayovac 395 •Renata 395 •Seiko SB-AP •Sony SR927SW •Timex LA •Toshiba SR927SW •Varta V395