Applications:
1. Memory backup: CMOS memory, RTC(real time clock) and computer backup.
2. AMR utility meters: Electricity meter, gas meter and water meter etc.
3. Wireless alarm sensors: Smoke alarm systems, temperature monitors etc.
4. Remote monitor systems: GPS, sea buoys, lifejacket lights, lifecraft lights, cargo-locating systems etc.
5. Automotive and electronics: Automotive security systems, tire-pressure monitoring systems etc.
6. Electronics toll tags: Toll gates
7. Military electronics: Radio communication, night vision equipment, tracking and positioning systems etc.

Advantages:
1. High energy density
2. High open circuit voltage
3. Wide range of operating temperature
4. Stable operating voltage and current
5. Long operating time
6. Low self-discharge rate (less than 1% per year at 25° C).