Shenzhen Uneme Technology Co.,Ltd
| Typical Capacity | 470mAh |
| Cycle Life | ≥500 Cycles |
| Battery Cell Dimensions | Max 4.2 × 30.5 × 38.5 mm |
| Max Charging&Discharging Current | 1C/450mA |
| Battery Pack Dimensions | Max 4.4 × 30.5 × 40.5 mm |
| Nominal Voltage | 3.7V |
| Nominal Capacity | 450mAh |
| Warranty | 1 Year |
| Model | UNM 423040 |
| Payment Terms | T/T,WorldFirst,Payoneer,PingPong,Paypal,Alipay,Western Union,... |
| Supply Ability | 200,000 pieces per day |
| Delivery Time | 7-35 days |
| Packaging Details | Inner Tray + Inner Box + Outer Carton |
| Battery Type | Lithium Polymer Battery |
| Brand Name | UNEMETECH |
| Model Number | UNM 423040 |
| Certification | UN38.3, MSDS, CE, CB, IEC62133, PSE, KC, UL1642... |
| Place of Origin | China |
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Product Specification
| Typical Capacity | 470mAh | Cycle Life | ≥500 Cycles |
| Battery Cell Dimensions | Max 4.2 × 30.5 × 38.5 mm | Max Charging&Discharging Current | 1C/450mA |
| Battery Pack Dimensions | Max 4.4 × 30.5 × 40.5 mm | Nominal Voltage | 3.7V |
| Nominal Capacity | 450mAh | Warranty | 1 Year |
| Model | UNM 423040 | Payment Terms | T/T,WorldFirst,Payoneer,PingPong,Paypal,Alipay,Western Union,... |
| Supply Ability | 200,000 pieces per day | Delivery Time | 7-35 days |
| Packaging Details | Inner Tray + Inner Box + Outer Carton | Battery Type | Lithium Polymer Battery |
| Brand Name | UNEMETECH | Model Number | UNM 423040 |
| Certification | UN38.3, MSDS, CE, CB, IEC62133, PSE, KC, UL1642... | Place of Origin | China |
| High Light | 3.7V Lithium Ion Polymer Battery ，450mAh Lithium Ion Polymer Battery | ||
The 3.7V 450mAh Rechargeable Lithium Ion Polymer Battery 423040 is a high-quality LiPo battery designed for compact electronics and portable devices. Featuring a built-in protection board, it ensures safe charging and discharging, preventing overcharge, over-discharge, and short circuits. This battery is perfect for Bluetooth headsets, GPS trackers, portable gadgets, and other mini electronic devices, making it a dependable replacement or upgrade for your electronics. The 423040 battery key features as below:
| Battery Type | Lithium Polymer Battery |
| Model Number | UNM 423040 |
| Nominal Voltage | 3.7V |
| Capacity | 450mAh (Minimum) | 470mAh (Typical) |
| Cell Energy | 1.665Wh |
| Cell Chemistry | LiCoO₂ / NCM (Customizable) |
| Pack Dimensions (Max) | 4.4 × 30.5 × 40.5 mm |
| Weight | Approx. 3.2g |
| Battery Pack Internal Impedance | ≤ 170 mΩ |
| Shipment Voltage | 3.85–4.0V (Adjustable upon request) |
| Max Charge Voltage | 4.2V |
| Standard Charge Current | 0.2C / 4.2V |
| Max Charge Current | 1.0C | Customizable |
| Discharge Cut-off Voltage | 3.0V |
| Standard Discharge Current | 0.2C / 3.0V |
| Max Continuous Discharge Current | 1.0C | Customizable |
| Max Charge Current |
0–10°C 0.2C Max 10–20°C 0.5C Max 20–45°C 1.0C Max |
| Max Discharge Current |
-20–0°C 0.2C Max 0–25°C 0.5C Max 25–60°C 1.0C Max 60–80°C 0.5C Max |
| Operating Temperature | Charge: 0–45°C | Discharge: -20–80°C |
| Max. Cell Dimensions: 4.2 × 30.5 × 38.5 mm | Plug wire: Customized |
| Max. Pack Dimensions: 4.4 × 30.5 × 40.5 mm | PCM Protection: Customized |
This 3.7V 450mAh Rechargeable Lithium Polymer Ion Battery 423040 is ideal for small, low-power electronic devices. Its compact size and stable output make it suitable for a variety of portable and wearable gadgets.
Custom configurations, including PCM/BMS protection circuits, connectors, and cable options, are available to ensure safe integration into your specific product requirements.
All UNEMETECH rechargeable lithium polymer batteries undergo strict quality control and comply with international safety & transportation standards, ensuring safe and reliable performance worldwide.
Depending on project requirements and target market regulations, we can provide certification documents such as CB, IEC 62133, UN38.3, MSDS, KC, PSE, BSMI, UL, RCM, CE, REACH, and RoHs 2.0 test reports, and other compliance documentation as required.
“We’ve partnered with UNEMETECH for our pet tracker project. The 423040 battery’s excellent high-temperature performance and stable capacity have significantly improved our product reliability, even under demanding operating conditions. Its consistent discharge behavior at elevated temperatures and high energy density make it ideal for our compact design requirements. The technical support team was highly responsive and helped us optimize the power management system for our device.”
— Project Manager, Pet Trackers Manufacturer
UNEMETECH provides customized lithium polymer battery solutions for Bluetooth devices, GPS trackers, Mini electronics, IoT devices, and other battery-powered applications. Optional PCM/BMS protection circuits, connectors, wire lengths, labels, and battery pack assemblies can be configured according to your project requirements.
Whether you require prototype samples or volume production, our engineering team can support your battery customization needs with reliable manufacturing and technical assistance.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Agent,Importer,Exporter,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 an innovative enterprise which mainly focused on the development, manufacturing and marketing of Lithium Polymer Batteries, Lithium ion Batteries, Ni-MH Batteries and UAV Batteries for consumer, industrial, medical and automo... Shenzhen Uneme Technology Co.,Ltd. located in Shenzhen Guangdong China, is an innovative enterprise which mainly focused on the development, manufacturing and marketing of Lithium Polymer Batteries, Lithium ion Batteries, Ni-MH Batteries and UAV Batteries for consumer, industrial, medical and automo...
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