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Product Details:
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| Type: | Rechargeable Polymer Lithium Battery | Model: | UNM401115 |
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| Nominal Voltage: | 3.7V | Nominal Capacity: | 40mAh |
| Standard Charging/Discharging Current: | 0.2C/8mA | Max Charging/Discharging Current: | 1.0C/40mA |
| Battery Pack Size: | 4.0*11.0*15.0mm | Battery Weight: | About 1.8g |
| Cycle Life: | 500 Times | Warranty: | 1 Year |
| High Light: | bluetooth headset battery,bluetooth earphone battery |
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401115 Rechargeable Polymer Lithium Battery / 3.7V 40mAh Headset Battery
Our Factory Advanatges
(1) Battery sample orders for testing are highly welcome.
(2) MOQ is lower, please feel free contact our staff if you need.
(3) It is our honor to provide service for you, no matter how many you order.
OEM and ODM orders are welcome, just send us your design and we can make your ideas into reality.
(1)100% testing in production. 100% testing before shipping.
(2) Mass production will only start after we get your confirmation of samples.
(1) We have our own factory.
(2) Provide you “customized products” along with the good quality and competitive price.
40mAh 401115 3.7V Polymer Battery Specification
| Items | Parameter | |
| Battery model | UNM401115 | |
| Nominal voltage | 3.7V | |
| Nominal capacity | 40mAh | |
| Charging voltage | 4.2V | |
| Discharging cut-off voltage | 3.0V | |
| Standard charging current | 0.2C /4.2V | |
| Max charging current | 1.0C /4.2V | |
| Standard discharging current | 0.2C/3.0V | |
| Max discharging current | 1.0C/3.0V | |
| Shipment voltage | Optional | |
| Operating temperature | Charging: 0°C ~ 45°C | |
| Discharging: -20°C ~60°C | ||
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Storage (At 50% SOC and specified temp, recoverable capacity in % vs time ) |
-5℃~45℃ | (Less than1 months) |
| 0℃ ~35℃ | (Less than 3 months) | |
| 23±5℃ | (Less than 12 months) | |
| 23±5℃ is the recommended storage temperature | ||
| Visual Inspection |
There should not be any remarkable scratches, cracks, bolts, cauterization, deformations, swelling, leakage and so on the surface of the cell. |
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Quality Control
Contact Person: Miss. Alice
