The Yideng 3.7V 1000mAh 902030 Large Capacity Lithium Polymer Battery is developed for portable devices that require higher capacity, stable performance, and extended operating time.
With a 3.7V voltage rating and 1000mAh capacity, this rechargeable LiPo battery delivers increased energy storage in a compact 9.0 × 20.0 × 30.0mm pouch cell structure, making it an ideal power solution for mini portable speakers, Bluetooth audio devices, handheld electronics, and smart gadgets.
Compared with standard low-capacity batteries, the 902030 battery provides longer operating duration while maintaining a lightweight and flexible design. Its optimized cell structure helps improve energy utilization, reduce power loss, and maintain stable voltage output during continuous operation.
For portable audio products, consistent power delivery is essential for reliable user experience. The 902030 battery is designed to support continuous discharge requirements while maintaining safety and performance throughout its service life.
Yideng provides professional OEM/ODM customization services, including battery capacity adjustment, PCM protection design, wire and connector customization, and product labeling. From prototype samples to mass production, Yideng supports global customers with reliable lithium polymer battery manufacturing solutions.
Portable speakers and wireless audio devices require batteries that can balance compact size with longer playback time. The 3.7V 1000mAh 902030 Large Capacity Lithium Polymer Battery is designed to provide enhanced energy capacity, helping audio products achieve longer operating periods between charges.
With stable discharge characteristics and reliable power output, this battery supports continuous device performance for portable speakers, Bluetooth audio equipment, and other entertainment electronics.
Yideng combines advanced lithium battery technology with strict manufacturing control to provide dependable energy solutions for consumer electronics brands.
As portable devices become more powerful, battery capacity has become a key factor affecting product experience. The 3.7V 1000mAh 902030 Large Capacity Lithium Polymer Battery provides a higher-capacity solution while maintaining a compact pouch cell format.
Its efficient energy storage design allows manufacturers to increase product endurance without significantly increasing device size. With flexible OEM customization options, Yideng helps customers develop battery solutions that match different device structures and performance requirements.
| Item | Specification |
| Model | 902030 |
| Material | Li-ion Polymer Battery |
| Normal Capacity (0.2C) | 1000mAh |
| Minimum Capacity (0.2C) | 1000mAh |
| Energy | 1.85Wh |
| Normal Voltage | 3.7V |
| Delivery Voltage | 3.85V ~ 4.05V |
| Standard Charge Method | Charge at maximum current. When the battery or pack terminal voltage reaches the charging limit voltage, charge at constant voltage until the charging current is less than or equal to 0.02 C, then stop charging. |
| Discharge Program | The battery or the battery pack carries on the constant current discharge with the maximum discharge current to the discharge termination voltage. |
| Max Charging Current | 1C CC/CV → 0.02C cutoff |
| Max Discharging Current | 1C CC/CV → 3.0V cutoff |
| Over-Discharging Current | 3.0V |
| Operation Temperature Range |
Charging: 0°C ~ 50°C Discharging: -20°C ~ 60°C |
| Allowable Maximum Surface Temperature |
Charging: Tmax ≤ 50°C Discharging: Tmax ≤ 60°C |
| Storage T/H Range (time) |
-20°C ~ 60°C (Less than 1 month) -20°C ~ 45°C (Less than 3 months) -20°C ~ 25°C (Less than 1 year) |
| Cycle Life |
≥ 300 times (Thickness expansion rate ≤ 10%) ≥ 500 times (Thickness expansion rate ≤ 12%) |
3.7V 1000mAh 902030 Large Capacity Lithium Polymer Battery:
- Low IR — minimal heat
- Patented separator for safety
- 500+ cycle stability
- Custom PCM, leads, labels
- CE/UN38.3 certified
Nominal Voltage: 3.7V
Delivery Voltage: 3.85V ~ 4.05V
Nominal Capacity: 500mAh
Battery Cell Measurement: 9.1 × 20.1 × 30.5mm
We work with FedEx, DHL, UPS, and EMS to offer air, sea and land global delivery. Whether you need faster shipping or more budget-friendly transport, just message us, and we will tailor a proper shipping plan for your orders.
We support various safe payment options for global buyers. You may pay via PayPal, T/T, L/C, Western Union. These flexible methods help finish your order payment simply and smoothly.
A1: Sure, our company has taken part in trade shows in Hong Kong, Japan, India, and Korea, and plans to participate in even more going forward.
A2: Some of our batteries passed: BIS, UL1642, CE, IEC62133, CB, PSE, UN38.3, ROHS, KC, FCC and other international certifications.
A3: a) High quality batteries: Our batteries are in enough capacity, and lower in IR. Before shipment, we will test which are well approved by our clients.
b) Better service: We always offer what our clients need. Reply client's questions in time. Supply best projects solution for clients. We ship out the products on time.
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