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Product Details:
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| Battery Type: | Wearable Battery / Custom Lipo Battery | Model: | UNM351221 |
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| Nominal Voltage: | 3.7V | Nominal Capacity: | 52mAh |
| Max Charging&Discharging Current: | 1C/52mA | Cycle Life: | 500 Cycles(0.2C/0.2C) |
| Battery Weight: | About 2g | Cell Size: | Max3.4*12.2*22.0mm |
| Battery Size: | Max3.46*12.5*23.5mm | Warranty: | 12 Months |
| High Light: | smart watch battery,wearable rechargeable battery |
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Ultra Small Rechargeable 3.7V 52mAh Lithium ion Polymer Battery 351221 for Wearable Products
Factory price, stable quality
Faster delivery
Accept small order
Offer shipping service
Small Size Lipo Battery 3.7V 52mAh 351221 Parameter Table
Battery Size:MaxT3.46*W12.5*H23.5mm
| Item | Specification | Remark | |
| Typical Capacity | 52mAh |
0.5C charge 0.2C discharge |
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| Minimum Capacity | 50mAh | ||
| Nominal Voltage | 3.7V | ||
| End Voltage | 3.0V | ||
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Charging Current (Std.) |
0.2CA=(10.4mA) |
Ambient temperature |
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Charging Current (Max.) |
1.0CA=(52mA) |
Ambient temperature |
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Charging Voltage |
4.2V | ||
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Charging Time (Std.) |
6~7.0 hours | ||
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Charging Time (Max.) |
2.0~3.0hours | ||
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Discharging Current (Std.) |
0.2CA=(10.4mA) |
Ambient temperature |
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Continuous Discharging Current (Max.) |
1.0CA=(52mA) |
Ambient temperature |
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| Cell Internal Resistance(25℃) | ≤540mΩ |
AC Impedance 1KHz |
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| Battery Weight | About 2.0g | ||
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Temperature range for storage |
less than 1 month |
-5~+45℃ | Percentage of recoverable capacity 80﹪ |
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less than 3 month |
0~+35℃ | ||
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less than 1 year |
23±5℃ | ||
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Open Circuit Voltage |
Optional |
Measure with voltmeter. |
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