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Categories | Lithium Polymer Battery |
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Model Number: | UNM401120 |
Certification: | UN38.3, MSDS, CE, CB, IEC62133, PSE, KC, UL1642... |
Place of Origin: | Guangdong, China |
MOQ: | 3000 PCS |
Price: | 0.8-1.5USD/PCS |
Payment Terms: | T/T , WorldFirst , Payoneer , PingPong , Paypal , Alipay , Western Union , ... |
Supply Ability: | 200,000.00 Pieces Per Day |
Delivery Time: | 7-35 days |
Packaging Details: | Inner Tray + Inner Box + Outer Carton |
Brand Name: | UNEMETECH |
Battery Type: | Lithium Polymer Battery |
Nominal Voltage: | 3.7V |
Nominal Capacity: | 55mAh |
Charge Battery: | 4.2V |
Battery Pack Size: | MAX 4.5x11.5x 22.5mm (T*W*L) |
Color: | Silver |
Cycle Life: | ≥500 Times (0.2C) |
Warranty: | 1 Year |
Company Info. |
Shenzhen Uneme Technology Co.,Ltd |
Verified Supplier |
View Contact Details |
Product List |
3.7V 55mAh Small Lithium Polymer Battery 401120 Li Poly Battery for Small Smart Led Light
Li Poly Battery 401120 Description
![]() | Battery Type: Rechargeable Lithium Polymer Battery Configuration: 1S1P Part Number: 401120 Nominal Capacity: 55mAh Nominal Voltage: 3.7V Weight: appr. 1.0g Protection Circuit(PCM): Yes Thermistor(NTC): No(Available) Lead wires: UL1571-AWG#28, length: TBD Connector: No(Avialable) Pack size Max.: 4.5x11.5x 22.5mm (T*W*L) Certificates and Reports: UN38.3, MSDS ![]() |
Item | Description | Dimension | |
T | Battery pack Thickness max. | Initial | 4.5mm |
After 300 Cycles | 4.9mm | ||
W | Battery Pack Width max. | 11.5mm | |
H | Battery Pack Height max. | 22.5mm | |
A | Wire Length | TBD | |
Connector | No(Avialable) | ||
Battery Pack Impedance | ≤ 500mΩ |
Item | Parameter | |
Battery Model | 401120 | |
Design Scheme | DW01+8205(Replaceable) | |
Nominal Voltage | 3.7V | |
Nominal Capacity | 55mAh(0.2C discharge) | |
Typical Capacity | 58mAh(0.2C discharge) | |
Min Capacity | 55mAh(0.2C discharge) | |
Charging Voltage | 4.2V | |
Discharging cut-off Voltage | 2.75V | |
Standard Charging Current | 0.2C | |
Rapid Charging Current | 1.0C | |
Standard Discharging Current | 0.2C | |
Rapid Charging Current | 1.0C | |
Cell Weight | Appr: 1.0g | |
Shipment Voltage | ≥3.8V | |
Cell Impedance | ≤400mΩ | |
Operating Temperature | Charging: 0°C ~ 45°C | |
Discharging: -20°C ~60°C | ||
Visual Inspection | Do not appear such as tear, corrosion, deformation, gas bulge, leakage and other harmful phenomena that damage commercial value. |
Li Poly Battery Certificates and Reports
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Li Poly Battery Applications
Li Poly Battery Packaging and Delivery
Precautions for Use
1. Charging: Use a charger designed for polymer lithium batteries.
Avoid overcharging.
2. Discharging: Prevent deep discharge by avoiding extremely low
voltage levels. Most polymer lithium batteries have built-in
protection circuits.
3. Temperature: Operate within the recommended temperature range
provided by the manufacturer. Avoid exposing to extreme
temperatures.
4. Physical Handling: Handle with care to avoid damage or leakage.
Avoid impacts, punctures, or bending.
5. Compatibility: Ensure compatibility with your device in terms of
voltage, capacity, and size.
6. Storage: Store in a cool, dry place away from direct sunlight.
Avoid storing at full charge or completely discharged.
7. Transportation: Comply with transportation regulations and
guidelines.
8. Disposal: Dispose of properly. Recycle at designated facilities
or follow local regulations.
After-sales Service
1. After-sales warranty:
- According to the contract, we provide a certain warranty period
for the exported lithium polymer batteries.
- During the warranty period, if the product has quality problems
under normal use conditions, we will provide replacement or return
service according to the after-sales policy.
2. Product quality assurance:
- We guarantee that the exported lithium polymer batteries comply
with international quality standards and regulations, and undergo
strict quality control and testing to ensure their performance and
reliability.
- If you find product quality problems under normal use conditions,
please contact us within the contractual warranty period, we will
actively deal with it and provide solutions.
3. Problem solving:
- If you encounter any problems or have any complaints during the
after-sales service, please contact our customer service team in
time.
- We will be happy to provide you with support and actively seek
solutions to your problems to ensure your satisfaction and good
cooperative relationship.
Our Advantages
◆ Over 10 years of li-polymer battery manufacture & export
experience
◆ Professional R&D team supporting
◆ Excellent quality, advanced equipment and competitive prices
◆ Good package, cheap freight cost, faster delivery, best
after-sales service
◆ OEM / ODM are welcome, we can customize different size to meet
customer's requirements
◆ Long life cycle of charging & discharging
The size of rechargeable lipo battery can be customized. We have
advantage making special Li-Po battery such as extremely thin Li-Po
battery , curved battery, high temperature Li-Po battery, low
temperature Li-Po battery and special shape Li-Po battery (round)
***Please contact us to get more detailed information and free
samples***
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