Targeted Compact Power Source for Wearable Technology
The IBorn 602030 3.7V 300mAh li-ion lithium battery pack is engineered specifically for ultra-thin smart watches and compact wearable devices. Its flat pouch form factor (6.2 x 20.5 x 32 mm) enables seamless integration into slim profiles while maintaining stable power output necessary for continuous sensor operation and connectivity modules. Designed for manufacturers requiring dependable energy solutions, this battery supports prototyping as well as mass production applications. The cell’s lightweight, low-profile construction meets critical size constraints without compromising output, making it suitable for OEM wearable device assemblers.
Advanced Specifications for Enduring Reliability
Equipped with a 3.7V nominal voltage and 300mAh capacity, this lithium ion battery includes an integrated protection circuit enhancing device safety by preventing overcharge, over-discharge, and short circuits. Its low internal resistance, under 200 mΩ, facilitates efficient fast charging and consistent voltage delivery under typical 0.2C charge and discharge currents. Certified per CE, RoHS, UN38.3, and IEC62133 standards, it guarantees compliance with international safety and quality benchmarks. The IBorn 602030 supports over 800 charge-discharge cycles at a minimum of 80% capacity retention, ensuring longevity even in intensive usage scenarios.
Practical Integration in Wearable Device Manufacturing
This rechargeable li-ion lithium battery pack is widely adopted in smart watch power modules, fitness trackers, and other handheld wearables requiring consistent runtime and slim form factors. The design facilitates easy integration within standardized power circuits, optimizing power management firmware calibration and thermal performance. Its customizable connectors and wiring configurations accelerate OEM production lines by offering modular adaptability. Moreover, dependable certification and factory-direct supply support high-volume procurement strategies for wholesale lithium ion battery pack manufacturers focusing on wearable electronics markets.

| Item | Specifications | Remark |
| Model No. | 602030-300-1S1P | |
| Nominal Voltage | 3.7V | |
| Nominal Capacity | 300mAh | Standard discharge after standard charge |
| Dimensions | 6.2*20.5*32mm max | Thickness*Width*Length |
| Cycle Life | ≥800 times | ≥ 80% of the initial capacity |
| Charge Method | CC/CV with professional charger | |
| Charge Cut-off Voltage | 4.2V | |
| Discharge Cut-off Voltage | 3.0V | |
| Standard Charge Current | 0.2C | |
| Standard Discharge Current | 0.2C | |
| Max Continuous Charge Current | 1C | |
| Max Continuous Discharge Current | 1C | |
| Max Peak Discharge Current | 3C | |
| Recommended Operation Ambient Temperature | Charge: 0~45℃ Discharge:-20~60℃ | |
| Storage Temperature | -20℃~25℃ | 12 months |
| -20℃~45℃ | 3 months | |
| -20℃~60 ℃ | 1 month | |
| Internal Resistance | ≤200mΩ | |
| Weight | Approx. 6g |



Use Scenarios
Smart Watch Power Module Integration in Consumer Electronics
In the consumer electronics manufacturing sector, the IBorn 602030 lithium ion battery serves as the primary power source for wrist-worn smart watch assemblies where space constraints and weight are major design considerations. Its ultra-thin geometry allows integration into tight enclosures without compromising battery capacity critical for GPS, biometric sensors, and wireless communication modules. Compliance with international certifications ensures regulatory adherence across global markets. The cell’s stable voltage profile and protection features safeguard delicate PCB components and contribute to predictable device longevity, simplifying quality assurance workflows in production.
Prototyping and Production of Ultra-Thin Wearable Devices
For wearable device developers, this rechargeable lithium ion battery provides a reliable power solution compatible with various firmware power management schemes optimized for compact form factors. Its standardized sizing and electrical parameters enable effective power budgeting and functional validation during early prototype stages. During production scaling, the availability of customizable wiring and connectors supports diverse integration requirements across multiple product variants, facilitating smooth transition to mass manufacturing. The battery’s performance metrics and safety certifications also assist manufacturers in meeting consumer safety and reliability standards demanded by wholesale lithium ion battery pack manufacturers and distributors.
Is the IBorn 602030 battery compatible with standard smartwatch power designs?
Yes, our IBorn 602030 battery uses a 1S1P 3.7V configuration compatible with common smartwatch power modules. This ensures predictable runtime and supports integration with existing lithium ion battery pack designs for streamlined manufacturing processes.
Can we customize the connectors or wiring for specific wearable devices?
We offer customization options for connector types and wire lengths on the 602030 model to fit your device specifications. This flexibility supports OEM requirements, ensuring the battery fits seamlessly in your li-ion lithium battery manufacturer supply chain.
What safety features does the IBorn 602030 battery include for wearable devices?
Our 602030 LiPo battery integrates a comprehensive protection circuit guarding against overcharge, over-discharge, short circuit, and overcurrent, maintaining reliable and safe performance essential for sensitive wearable electronics and maintaining product integrity.
Do you support bulk orders for large-scale wearable device production?
Yes, we provide wholesale supply of our high-quality lithium ion battery and lithium ion battery pack products suitable for mass manufacturing. Our factory capacity and certifications ensure consistent quality and reliable delivery for your production needs.