Main applications：
Utility meters, alarm and safety equipment, memory storage backup equipment, radio frequency RFID, automotive electronics, real-time clock, marine survey equipment, oil mining equipment
warning---
1. Don't short circuit the battery 2. Don't charge the battery 3. Don't prick the battery 4. Don't squeeze the battery 5. Pay attention to the positive and negative poles of the battery and use 6. Whether the electrical equipment is connected correctly 7. Do not disassemble the battery 8. Do not burn the battery 9. Do not mix the old and new batteries 10. Do not heat the battery to 100 ℃ or above 11. Do not directly weld the battery 12. Do not deform or modify the battery
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