Energizer 391 / 381 watch battery, SR1120SW Silver Oxide Watch Batteries 1.55V Low Drain.
This Energizer 391 / 381 battery is the equivalent of an SR1120SW battery. It features world-class capacity and leakage resistance to make sure your watches, small electronics, and health monitors will be running strong when you need them. These batteries are designed to operate efficiently in all temperatures. It lasts longer than its alkaline counterparts. They have a shelf life of 5+ years to ensure great power output and flat discharge even to the end of its lifespan. Shop with confidence!
Features:
- Voltage: 1.55 Volts
- Capacity: 55 mAh
- Chemistry: Silver Oxide
- 1 Year Warranty
Energizer 391 Battery equivalent: Bulova 317, Panasonic LR1120, Renata 23, Seiko LR1120, SB-BS/ES, Sony LR1120, and Timex Type L.
Energizer 391 Battery is compatible with: watches, calculators, laser pointers, computer motherboards, digital thermometers, car alarms, keyless entries, consumer electronics, hearing aid devices, PDA's, electronic organizers, garage door openers, toys, games, door chimes, pet collars, LED lights, sporting goods, pedometers, calorie counters, stopwatches, and medical devices.
| Chemical System: |
Silver Oxide (Zn/Ag2O) |
| Designation ANSI/NEDA: |
1170SO |
| Designation IEC: |
SR55 |
| Nominal Voltage: |
1.55 Volts |
| Typical Capacity: |
55 mAh* (to 1.2 volts) |
| Capacity Test: |
15K Ω continuous drain at 21°C |
| Typical Weight: |
0.93 grams (0.033 oz.) |
| Typical Volume: |
0.22 cm3 (0.013 in3) |
| Impedance (40 Hz): |
5 to 15 Ω |
| * Varies according to the applied load, temperature, and cutoff voltage. |
