3.7v 300mah 602030 Small Lithium Polymer Battery for portable pulse oximeters, continuous glucose monitors (CGMs), digital thermometers
| Model | VTC-LP602030 |
| Nominal Voltage | 3.7V |
| Capacity | 300mAh |
| Max Size | 6.2X20.5X32mm |
| Operating Temperature | -20℃ to 60℃ |
| Standard Charge Rate | 0.2C |
| Standard Discharge Rate | 0.2C |
| Configuration | 1S1P |
| Weight | 5g |
3.7v 300mah 602030 Small Lithium Polymer Battery for portable pulse oximeters, continuous glucose monitors (CGMs), digital thermometers
3.7V 300mAh 602030 Small Polymer Lithium Battery is a lithium polymer battery with a nominal voltage of 3.7V and a capacity of 300mAh.This small polymer lithium battery is designed with a 602030 pouch, which is lightweight, compact, has a high energy density, a low self-discharge rate, and a long cycle life, which makes it an ideal battery for space-constrained, portable medical and health monitoring devices. Batteries.
Composed of high quality raw materials, lithium cobalt and flexible aluminum film, the 602030 battery offers stable electrochemical performance and consistent energy output. Its flexible film structure allows it to be flexibly incorporated into thin and portable medical electronic devices.
The battery has an integrated protection circuit board (battery PCB) that protects against overcharge, overdischarge, overcurrent, overheat, and short-circuit with a fast response time of 1-3ms, providing reliable protection for sensitive medical devices.
The wires, connectors, discharge rate and temperature performance can be fully customized according to your product design to meet the layout, power requirements and working environment of different medical devices.
The entire lipo battery production process takes place in VTCBATT’s highly automated production line and medical-grade clean room, with strict humidity control and supported by an MES system to ensure quality consistency and traceability.
The battery provides a stable energy output of around 3.6V-3.7V to continuously power portable pulse oximeters, continuous glucose monitors (CGMs), and digital thermometers, ensuring accurate measurements, stable operation, and reliable performance in daily health monitoring and clinical applications.
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Full Certification & Extended Warranty
VTCBATT LiPo batteries meet global certifications including CB, CE, UL, and UN38.3, and offer a 14-month warranty—two months longer than standard—to maximize customer confidence and profit.
CertificationVTCBATT lithium polymer batteries have passed numerous important international certifications, including UL1642, IEC62133, UN38.3, CE, ROHS, BIS and EU2024/1542, CE, ROHS, REACH, and KC certifications.
WarrantyVTCBATT LiPo batteries come with a 14-month warranty, 2 months longer than the standard 12-month warranty, providing extra coverage for shipping and customs clearance. This ensures customer confidence.
CustomizationDifferent sizes,capacities, connectors, discharge rates,and cases. Just inform us of your specific requirement, and our professional engineers can provide you with the customized lipo battery proposal.
Flexible order quantity to support prototype testing and mass production.
Our technical and sales teams reply to your inquiry within 6 hours.
Test our lithium battery quality and performance before placing bulk orders.
Batteries certified to UL, CE, UN38.3, MSDS, ROHS, IEC62133, and more global standards.
High energy density
Featuring high-energy density 200wh/kg-300wh/kg,the lipo battery can deliver more power than other battery chemistries and support high drain current to power the devices strongly.
PCB with NTC
VTCBATT lipo batteries are provided with NTC(Negative Temperature Coefficient), a kind of temperature sense to decrease the resistance as the temperature increases, allowing accurate temperature monitoring of the batteries. The NTC plays a critical role in improving the battery reliability and safety.
High Safety
In the safety lab,VTCBATT will stimulate all the test items of UL and IEC62133,including nail penetration test,free fall experiment,heavy object impact,extrusion experiments.
LiPo Battery Advantage
Based on 0.5C/1C cycling, the VTCBATT lipo battery can maintain over 80% capacity after 500 cycles and totally reach 1000 times cycle life.
VTCBATT Lipo battery can be discharged from -20℃ to 60℃.
This wide temperature range performance enables the battery to operate in many conditions.
VTCBATT lipo battery can be discharged in different rates of 0.2C,0.5C,1C,2C,3C to meet different power consumption.
After 30-day and 60-day storage, there is slight 1%-2% slight voltage decrease under 50% SOC at 25°C.
Why Choose VTCBATT?
VTCBATT not only focuses on customized design and excellent service to meet the diverse demands of different customers, but also devotes itself to precise and standardized manufacturing in every process to ensure the highest-quality batteries. Meanwhile, VTCBATT will provide comprehensive support from pre-sales to after-sales, focusing on customers’ feedback to establish long-term and win-win cooperation. VTCBATT professional sales and technical engineer teams will be your best custom battery experts to assist with reliable and fast services at any time.
From the raw materials mixing to the cell test, VTCBATT adopts an automatic manufacturing process to maximize production efficiency and enhance the batteries quality, safety, and reliability. The entire manufacturing process is monitored and 100% tested before flowing to the next procedure to ensure zero defects before delivery.
Over the past 20 years, VTCBATT has built strong partnerships with customers in more than 50 countries worldwide. With reliable quality, responsive service, and tailored battery solutions, we have earned the trust of our clients—many of whom have maintained long-term cooperation and lasting friendships with us for over a decade. Together, we continue to grow and move forward toward a brighter future.
Application
The VTCBATT 3.7v 300mah 602030 Small polymer lithium-ion battery is widely used in portable electronics and smart devices that require high energy density and stable power output. With a slim pouch design, it is ideal for portable pulse oximeters, continuous glucose monitors (CGMs), digital thermometers. This battery supports customized dimensions, voltage, and protection circuits to match specific application needs. Featuring low internal resistance, long cycle life, and reliable safety performance, the VTCBATT 300mAh Li-polymer battery ensures efficient operation, extended runtime, and dependable performance for both consumer and industrial applications.
