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Lithium Ion Polymer 3.7V 2000 MAh Battery For Bluetooth Speaker
No | item | specifications | Note |
1 | rated capacity | 2000 mAh | 400mA / 0.2C discharge |
2 | nominal capacity | 2000 mAh | 400 mA/0.2C discharge |
3 | cell weight | about 36 g | |
4 | cell initial impedance | ≤30 mΩ | |
5 | nominal voltage | 3.7 V | |
6 | initial votage | ≥ 3.7 V | |
7 | limited charge voltage | 4.2V | |
8 | standard charging method | 400mA CC current charge to 4.2V, then CV charge till current declines to 50mA | |
9 | Cut-off voltage | 2.75V | |
10 | standard charging current | 1000 mA (0.2C) | |
11 | standard charging time | 3hrs | |
12 | Rapid Charging Current | 2000 mA (0.5C) | |
13 | Rapid Charging Time | 2hrs | |
14 | Standard Discharging Current | 1000 mA (0.5) | CC discharge to 2.75V |
15 | Max. Discharging Current | 2000 mA (1C) | |
16 | Dimensions | 55.8*47*73mm | |
17 | Operating Temperature Range | Charging:0~45℃ | |
Discharging:-20 ~ 60℃ | |||
18 | Operating humidity Range | ≤ 90%RH | |
19 | Cycle life | ≥ 800 times | @0.2C 100%DOD retention capacity≥80% |
20 | BMS | yes | |
21 | Connector | bare wire | |
22 | Warranty | 12 months |
1 BASIC INFO: Voltage: 3.7V; Typical capacity: 2000mAh, Min capacity: 1900mAh; Weight: 36g; Battery size 55.8*47*73mm LiCoO₂ polymer pouch battery with PCM protection
2 Battery capacity and dimensions can can be customized, its wires connector, power rate as well
3 more than 10 years of industry experience, knows battery and customers product well
4 warranty apply , from 6 - 24 months. depending on battery applications, terms and conditions apply