Shenzhen Jianheng Technology Co., Ltd.
| Payment Terms | L/C,T/T,Western Union |
| Supply Ability | 100000 |
| Delivery Time | 3 ~ 30 days |
| Packaging Details | Carton |
| Name: | JH42290A Li-ion Polymer Battery for Smart Locks |
| ODM: | Free Custom Design For Packs |
| Capacity: | 3000mAh |
| Cathode: | Lithium Nickel Manganese Cobalt Oxide (Li-NMC) |
| Type: | Pouch Rechargeable Li-ion Cell |
| Voltage: | 3.8V |
| Charge: | 0.5A, 1A max |
| Discharge | 0.6A standard, 3.6A max |
| Operating Temperature | Charge: 10°C to 45°C / Discharge: -10°C to 60°C |
| Cycle Life: | 500+ cycles with ≥80% capacity |
| Weight: | ≤65g |
| Internal Resistance | ≤90mΩ (AC 1000Hz) |
| Dimensions | D42*H29mm |
| Brand Name | OiD |
| Model Number | JH42290A |
| Certification | Compliant with UN38.3, CB, UL, PSE, BIS、KC、BSMI, REACH standard |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C,T/T,Western Union | Supply Ability | 100000 |
| Delivery Time | 3 ~ 30 days | Packaging Details | Carton |
| Name: | JH42290A Li-ion Polymer Battery for Smart Locks | ODM: | Free Custom Design For Packs |
| Capacity: | 3000mAh | Cathode: | Lithium Nickel Manganese Cobalt Oxide (Li-NMC) |
| Type: | Pouch Rechargeable Li-ion Cell | Voltage: | 3.8V |
| Charge: | 0.5A, 1A max | Discharge | 0.6A standard, 3.6A max |
| Operating Temperature | Charge: 10°C to 45°C / Discharge: -10°C to 60°C | Cycle Life: | 500+ cycles with ≥80% capacity |
| Weight: | ≤65g | Internal Resistance | ≤90mΩ (AC 1000Hz) |
| Dimensions | D42*H29mm | Brand Name | OiD |
| Model Number | JH42290A | Certification | Compliant with UN38.3, CB, UL, PSE, BIS、KC、BSMI, REACH standard |
| Place of Origin | China | ||
| High Light | 3.8V 21700 Battery ，0.5A Charge Li-ion Polymer Battery ，3.6A Max Discharge Rechargeable Li-ion Cell | ||
Product Name: JH42290A Li-ion Polymer Battery for Smart Locks
| Parameter | Specification |
|---|---|
| Nominal Voltage | 3.8V |
| Charging Voltage | 4.35V |
| Discharge Cut-off Voltage | 3.0V |
| Standard Charging Current | 0.5A |
| Max Charging Current | 1.0A |
| Standard Discharge Current | 0.6A |
| Max Continuous Discharge | 3.6A (9A pulse ≤3s) |
| Internal Impedance | ≤90mΩ |
| Operating Temperature | Charge: 10°C to 45°C / Discharge: -10°C to 60°C |
| Storage Temperature | -10°C to 25°C (12 months, ≥85% capacity) |
The JH42290A Li-ion polymer battery delivers consistent power and extended service life, making it the ideal energy solution for modern smart locks. Its high capacity and stable voltage output ensure reliable performance in critical access control systems.
Designed to operate efficiently in diverse environments, from freezing winters to hot summers, this battery ensures your smart lock remains functional year-round.
Keywords: smart lock battery, Li-ion polymer battery, 3000mAh battery, JH42290A, high-capacity smart lock power, reliable battery for access control, IoT energy solution.
Meta Description: Upgrade your smart lock’s performance with the JH42290A 3000mAh Li-ion battery. Featuring long cycle life, wide temperature tolerance, and full safety compliance—ideal for access control and IoT security devices.
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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