Nominal Voltage: 3.0V
Dimensions: 24.5*5.0 (mm)
Nominal Capacity: 600mAh
Nominal Current: 0.4mA
High Drain Continous: 3.0mA
High Drain Pulse: 20.0mA
Weight: 6.2g
Certification: MSDS, UN38.3, ROHS, CB, UL, ISO9001;
We develop lithium batteries covering home storage, low-speed vehicles, industrial UAVs and portable power stations to meet multi-scenario energy demands.
Hubei Annait is a one-stop lithium battery maker offering OEM&ODM, supplying certified storage, EV, drone and portable power batteries to global clients.
| Item | Units | Numerical value | Condition | |
| Nominal Voltage | V | 3 | ||
| Nominal Capacity | mAh | 600 | Standard resistance: 7.5 KΩ | |
| Instantaneous Short-Circuit Current | mA | ≥250 | Time: ≤ 0.5 seconds | |
| Open-circuit voltage | V | ≥3.20 | No load | |
| Working temperature | ℃ | -20~60 | ||
| Standard weight | g | 6.4 | Each battery | |
| Initial value | Standard value | 1680 h | The continuous discharge time under the conditions of a load of 7.5 KΩ, a temperature range of 20 to 25℃, and a termination voltage of 2.0V | |
| Discharge time | The values after 12 months of storage | Standard value | 1590h | |
| Storage conditions | Conditions | Characteristic value | ||
| Discharge time after high-temperature storage | After being stored at 60 ± 3℃ for 20 days, discharge continuously at a load of 7.5 KΩ at 20 – 25℃ until reaching the termination voltage. | Standard value | 1590 h | |
| 2.0V | ||||
| Self-discharge rate | Stored at room temperature and humidity for 12 months | No more than 5% | ||
| NO. | Testing items | Testing method | Standard | |
| 1 | Dimensions of the shape | When using a vernier caliper with an accuracy greater than 0.02mm for testing, to prevent the battery from short-circuiting, an insulating material should be placed on the head of one end of the caliper. | Diameter | 24.5(-0.20)mm |
| Height | 5.0(+0.20)mm | |||
| 2 | Open-circuit voltage | The accuracy of the multimeter is no less than 0.25%, and its internal resistance is greater than 1MΩ. | ≥3.20V | |
| 3 | Instantaneous short-circuit current | When using the multimeter for testing, each test should not exceed 0.5 seconds. Avoid repeating the tests. If you need to conduct another test, the time interval should be more than half an hour. | ≥250 mA | |
| 4 | Appearance | visual inspection | The appearance is smooth, clean and free of rust marks. | |
| At a temperature of 20-25℃ and a humidity of 65±20%, for more than 8 hours of storage, and under the conditions of a load of 7.5 KΩ and a termination voltage of 2.0V, the discharge time was continuously measured to determine the capacity (for new batteries: within three months after production) | ||||
| 5 | Discharge capacity | ≥1680 h | ||
| 6 | Drop and impact test | Place the qualified samples on the vibration platform of the vibration machine, start the vibration machine, set the vibration frequency at 10-15 times per minute, and let it vibrate continuously for one hour. | Stable battery performance | |
| 7 | High-temperature leakage fluid resistance test | Stored at 60℃ for 7 days | No leakage of liquid | |
| 8 | Over-discharge leakage fluid resistance test | After the battery's terminal voltage reaches 2.0V, continue to discharge for 5 hours. | No leakage of liquid |
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