Shenzhen Uneme Technology Co.,Ltd
| Nominal Capacity | 500mAh |
| Pack Dimensions (Max) | 5.1 × 30.5 × 37.0mm |
| Energy | 1.85Wh |
| Battery Type | Lithium Polymer Battery |
| Payment Terms | T/T,WorldFirst,Payoneer,PingPong,Paypal,Western Union,... |
| Nominal Voltage | 3.7V |
| Max Discharging Current | 1.0C / 500mA |
| Supply Ability | 200,000 pieces per day |
| Cell Dimensions (Max) | 5.0 × 30.5 × 35.0mm |
| Warranty | 1 Year |
| Delivery Time | 7-35 days |
| Packaging Details | Inner Tray + Inner Box + Outer Carton |
| Max Charging Current | 1.0C / 500mA |
| Certification | UN38.3, MSDS, CE, CB, IEC62133, PSE, KC, ... |
| Place of Origin | China |
| Model Number | UNM 503035 |
| Brand Name | UNEMETECH |
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Product Specification
| Nominal Capacity | 500mAh | Pack Dimensions (Max) | 5.1 × 30.5 × 37.0mm |
| Energy | 1.85Wh | Battery Type | Lithium Polymer Battery |
| Payment Terms | T/T,WorldFirst,Payoneer,PingPong,Paypal,Western Union,... | Nominal Voltage | 3.7V |
| Max Discharging Current | 1.0C / 500mA | Supply Ability | 200,000 pieces per day |
| Cell Dimensions (Max) | 5.0 × 30.5 × 35.0mm | Warranty | 1 Year |
| Delivery Time | 7-35 days | Packaging Details | Inner Tray + Inner Box + Outer Carton |
| Max Charging Current | 1.0C / 500mA | Certification | UN38.3, MSDS, CE, CB, IEC62133, PSE, KC, ... |
| Place of Origin | China | Model Number | UNM 503035 |
| Brand Name | UNEMETECH | ||
| High Light | Lithium Polymer Battery 503035 ，500mAh Lithium Polymer Battery ，3.7V LiPo Rechargeable Battery | ||
The 3.7V 500mAh 503035 lithium polymer battery is a rechargeable power source designed for compact portable electronic devices. With a nominal voltage of 3.7V, it provides stable and reliable performance for space-constrained applications such as barcode scanners, GPS trackers, smart locks, wearable devices, portable medical equipment, and other compact electronic products.
The battery's capacity of 500mAh allows it to store a moderate amount of charge. This capacity provides a reasonable operating time before recharging is required, making it suitable for devices with low to moderate power consumption. The 503035 battery is well-suited for portable electronics that prioritize compact size and lightweight design.
Being a polymer lithium battery, it offers the advantages of high energy density, low self-discharge rate, and a long cycle life. These features contribute to a longer runtime, reduced power loss during storage, and the ability to withstand multiple charge and discharge cycles.
| Battery Type | Lithium Polymer Battery |
| Model Number | UNM 503035 |
| Nominal Voltage | 3.7V |
| Nominal Capacity | 500mAh |
| Cell Energy | 1.85Wh |
| Cell Chemistry | LiCoO₂ / NCM (Customizable) |
| Cell Dimensions (Max) | 5.0 × 30.5 × 35.0 mm |
| Pack Dimensions (Max) | 5.1 × 30.5 × 37.0 mm |
| Weight | Approx. 9.0g |
| Battery Pack Internal Impedance | ≤ 250 mΩ |
| Shipment Voltage | 3.85–3.95V (Adjustable upon request) |
| Max Charge Voltage | 4.2V |
| Standard Charge Current | 0.2C (100mA) to 4.2V, CCCV Mode |
| Max Charge Current | 1.0C (500mA) | Customizable |
| Discharge Cut-off Voltage | 3.0V |
| Standard Discharge Current | 0.2C (100mA) |
| Max Continuous Discharge Current | 1.0C (500mA) | Customizable |
| Operating Temperature | Charge: 0–45 °C | Discharge: -20–60 °C |
| Max. Cell Dimensions: 5.0 × 30.5 × 35.0 mm | Plug wire: Molex 51021-2P / UL1571 AWG28 / 40 ± 3 mm (adjustable upon request) |
| Max. Pack Dimension: 5.1 × 30.5 × 37.0 mm | PCM Protection: S-8261DAA-M6T1U with ET8205 MOSFET |
The 503035 lithium polymer battery is designed for portable electronic devices that require compact dimensions, lightweight construction, and reliable power performance. It is widely used in applications such as barcode scanners, POS terminals, GPS trackers, smart locks, wearable devices, and other handheld electronics.
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 LiPo 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 barcode scanner project. The 503035 battery delivers stable capacity and consistent discharge performance across batches, which has significantly improved the reliability of our handheld scanning devices. Their engineering team provided prompt technical support and helped us optimize the power management design for our product—we would definitely continue working with them on future projects!”
— Project Manager, Barcode Scanner Manufacturer
UNEMETECH provides customized lithium polymer battery and LiPo battery pack solutions for wearable devices, portable electronics, IoT equipment, barcode scanners, GPS trackers, 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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