
The following 3.7V/3.8V lithium polymer battery can be used in Bluetooth speaker.
This series of batteries use high-performance materials that feature a high capacity, meaning they support a longer standby time compared to batteries with the same capacity from other manufacturers.
| Model | Capacity(≥mAh) | Thickness(±0.2mm) | Width(±0.5mm) | Length(±0.5mm) | Internal resistance(≤mΩ) | 
| 502530 | 300 | 4.8 | 25 | 30 | 100 | 
| 602030 | 300 | 5.8 | 20 | 30 | 100 | 
| 503035 | 500 | 4.8 | 30 | 35 | 80 | 
| 603040 | 600 | 5.8 | 30 | 40 | 80 | 
| 802540 | 800 | 7.8 | 25 | 40 | 60 | 
| 903035 | 1050 | 8.8 | 30 | 35 | 50 | 
| There are over 50 kinds of models with different specifications and capacities designed for Bluetooth speakers. | |||||
