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 |
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 |
Model Number | UNM401120 |
Certification | UN38.3, MSDS, CE, CB, IEC62133, PSE, KC, UL1642... |
Place of Origin | Guangdong, China |
Brand Name | UNEMETECH |
View Detail Information
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Product Specification
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 |
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 |
Model Number | UNM401120 | Certification | UN38.3, MSDS, CE, CB, IEC62133, PSE, KC, UL1642... |
Place of Origin | Guangdong, China | Brand Name | UNEMETECH |
High Light | Small Lithium Polymer Battery ,401120 Li Poly Battery ,3.7 v 55mah battery |
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***
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Agent,Importer,Exporter,Trading Company,Seller,Other
Year Established:
2021
Total Annual:
5000-6500
Employee Number:
800~1000
Ecer Certification:
Verified Supplier
SHENZHEN UNEME TECHNOLOGY CO.,LTD. located in Shenzhen Guangdong China, is a high-tech enterprise which focused on the development, manufacturing and marketing of Lithium Polymer Batteries, Lithium ion Batteries and Ni-MH Batteries for consumer, industrial, medical and automotive applications in all... SHENZHEN UNEME TECHNOLOGY CO.,LTD. located in Shenzhen Guangdong China, is a high-tech enterprise which focused on the development, manufacturing and marketing of Lithium Polymer Batteries, Lithium ion Batteries and Ni-MH Batteries for consumer, industrial, medical and automotive applications in all...
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