Keyword: (Lithium battery for bluetooth speaker, speaker)
With the development of video technology, “bluetooth” audio products presents the trend of diversification, according to different users, the use of different environment and a split type, modular, desktop, portable and other types. It can carry. Don’t need long audio line, don’t need an external power supply, built-in lithium battery can run for a long time.
| Applicable environment | Applicable occasion | Indoor+Outdoor | |
| Working temperature/humidity | -20 ～ 60 ℃； 40 ～ 60 %RH | ||
| Storage temperature/humidity | -20 ～ 20 ℃； 50 ～ 70 %RH | ||
| Special performances | requirements of charge and discharge under high/low temperature | 0 ～ 45 ℃ charge； -20～ 60 ℃ discharge. | |
| other requirements | Shelf life | 1 year | |
| Explosion-proof grade | / | ||
| Water-proof grade | / | ||
| Dust-proof grade | / | ||
| Number of drop test | / | ||
| Electrical characteristics | Work voltage range | 9～12.6V | |
| Capacity | 2200mAh | ||
| work time | / | ||
| Dimension | 72*56*23mm | ||
| Work current | 2.0A | ||
| Max Start-up current | 5A start time 20ms | ||
| Max continous work current | 2.5A | ||
| Power frequency and time | use frequently | ||
| Power management | / | ||
| Certification of finished product and environmental requirements | GB31241-2014(CQC), UN38.3, RoHS | ||
| Battey solution | Battery specification | 18650/3S1P/2200mAh/11.1V | |
| Model | 18650/2200mAh/3.7V | ||
| PCB amd components | IC | S-8254AAV | |
| MOS | SL3012S*2 | ||
| PTC | / | ||
| NTC | / | ||
| others | / | ||
| Encapsulation mode | Basic protection | ||
| parameters | Nominal Voltage | 11.1V | |
| Nominal Capacity | 2200mAh | ||
| Dimension | 72*56*23mm | ||
| Internal resistance | ≤330mΩ | ||
| Weight | 150 g | ||
| Charge current | 2.5 A | ||
| Continous discharge current | 2.5 A | ||
| Protective current | 9～15 A | ||
| Charge voltage | 12.6V | ||
| Cut-off voltage | 9 V | ||
| Life Circle | charge at 0.5C, discharge at 0.5C,≥ 300 times | ||
| Charge temperature | 0 ～ 45 ℃ | ||
| Discharge temperature | -20 ～ 60 ℃ | ||
| Storeage temperature | -20 ～ 60 ℃ | ||
| Protective temperature | / ± / ℃ | ||
| Main Features | 1. with protective function of overcharge, over-discharge, short circuit etc 2. with NTC functions of measuring temperature |
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| Images of battery pack |  |
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