Shenzhen Jianheng Technology Co., Ltd.
| Delivery Time | 3 ~ 7 days for storage |
| Payment Terms | TT,L/C,Western Union |
| Name | Lithium Ion Battery |
| Battery Type | 3.7V, 440mAh Rechargeable |
| ODM | Free custom design for packs |
| High Energy Density | 250-300Wh/kg |
| Superior Cold Weather Performance | Reliable in Extreme Cold (-20°C to 60°C) |
| Cycle Life | 500+ cycles |
| Charging/ Discharging | 1C/ 1.5C |
| Flexible Form Factor | Thin, Customizable Pouch Design Lithium Ion Battery |
| Brand Name | OiD |
| Model Number | OiD452539-440 |
| Certification | Complies with GB/T 18287-2013, IEC/EN61960, and UL1642 safety standards. |
| Place of Origin | China |
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Product Specification
| Delivery Time | 3 ~ 7 days for storage | Payment Terms | TT,L/C,Western Union |
| Name | Lithium Ion Battery | Battery Type | 3.7V, 440mAh Rechargeable |
| ODM | Free custom design for packs | High Energy Density | 250-300Wh/kg |
| Superior Cold Weather Performance | Reliable in Extreme Cold (-20°C to 60°C) | Cycle Life | 500+ cycles |
| Charging/ Discharging | 1C/ 1.5C | Flexible Form Factor | Thin, Customizable Pouch Design Lithium Ion Battery |
| Brand Name | OiD | Model Number | OiD452539-440 |
| Certification | Complies with GB/T 18287-2013, IEC/EN61960, and UL1642 safety standards. | Place of Origin | China |
| High Light | 3.7v 2a lithium battery ，3.7v lithium ion battery ，1.5a 2a lithium battery | ||
Product Name
OiD452539-440 Lithium Polymer Battery
Advantages
Specifications
| Parameter | Value |
| Nominal Voltage | 3.7V |
| Minimum Capacity | 420mAh (0.2C discharge) |
| Typical Capacity | 440mAh (0.2C discharge) |
| Charging Voltage | 4.2V (±50mV) |
| Discharge Cut-off Voltage | 3.0V |
| Standard Charge Current | 0.2C (88mA) |
| Max Charge Current | 1.0C (440mA) |
| Standard Discharge Current | 0.2C (88mA) |
| Max Discharge Current | 1.5C (660mA) |
| Weight | Approx. 9.0g |
| Internal Impedance | ≤200mΩ (AC 1kHz) |
Cycle Life
| Test Condition | Performance |
| 0.2C Charge/Discharge Cycles | 500 cycles |
| Capacity Retention | ≥80% of initial capacity |
Discharge Curve
Operating Temperature Range
| Condition | Temperature Range |
| Charging | 0°C to 45°C |
| Discharging | -20°C to 60°C |
| Long-term Storage (50% SOC) | -10°C to 25°C (12 months, ≥85%) |
| -10°C to 45°C (6 months, ≥85%) | |
| -10°C to 55°C (1 month, ≥90%) |
Certifications
Key Features
Applications
Usage Warnings & Precautions
Storage Guidelines
Warranty & Disclaimer
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler
Year Established:
2020
Total Annual:
15000000-20000000
Employee Number:
300~500
Ecer Certification：
Verified Supplier
Jianheng Technology (Shenzhen) Co., Ltd. is located in Shenzhen, China’s “City of Innovation” — home to global technology leaders such as Huawei, BYD, DJI, ZTE, and Tencent. Like these renowned companies, Jianheng Technology is driven by a commitment to independent techn... Jianheng Technology (Shenzhen) Co., Ltd. is located in Shenzhen, China’s “City of Innovation” — home to global technology leaders such as Huawei, BYD, DJI, ZTE, and Tencent. Like these renowned companies, Jianheng Technology is driven by a commitment to independent techn...
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