Custom Li Ion Polymer Battery 3.7V 110mAh 401229 Small Li-po Battery for Earphone Charging Case

3.7V 110mAh 401229 Li-po Battery Technical Data

1. General

Battery Model : 401229

Norminal Voltage : 3.7V
Norminal Capacity : 110mAh
Max Pack Dimension : 40*12.5*31mm

2. Electrical Specification
Charging Method : Constant Current + Constant Voltage
Max. Charge Voltage [V] : 4.20 (+/- 50mV)
Standard Charge Current : 22mA/0.2C
Standard Disharge Current : 22mA/0.2C
Max. Continuous Charge Current : 110mA/1.0C
Max.Continuous Discharge Current : 110mA/1.0C
Discharge Cut off Voltage: 3.0V
Cycle Life: 500 Cycles above 80% of Initial Cap. (0.2C at 25℃)

3. Ambient Conditions Temperature Range
- Charge: 0 to +45℃
- Discharge: -20 to +60℃

4. There is a twelve-month warranty from the date of shipment.

If the problem happened during the warranty period, we are responsible to replace the defective ones according to the accurate analysis results.

Li ion Polymer Battery Applications

Earphones, 3D glass, MP3 etc.

Li ion Polymer Battery​ Advantages

1. High energy density
2. Excellent security: no fire, no explore of short-circuit, over-charge, over-discharge, over-current, shock, vibration, crush, acupuncture.
3. Long cycle life: capacity recovery can be above 85% after 500 cycles
4. Environment-friendly
5. Flexible size design subject to different space of application
6. Thousands of moulds for micro size with 8mAh-10000mAh

Precautions for Use

1. Charging: Use a charger designed for polymer lithium batteries. Avoid overcharging.
2. Discharging: Prevent deep discharge by avoiding extremely low voltage levels. Most polymer lithium batteries have built-in protection circuits.
3. Temperature: Operate within the recommended temperature range provided by the manufacturer. Avoid exposing to extreme temperatures.
4. Physical Handling: Handle with care to avoid damage or leakage. Avoid impacts, punctures, or bending.
5. Compatibility: Ensure compatibility with your device in terms of voltage, capacity, and size.
6. Storage: Store in a cool, dry place away from direct sunlight. Avoid storing at full charge or completely discharged.
7. Transportation: Comply with transportation regulations and guidelines.
8. Disposal: Dispose of properly. Recycle at designated facilities or follow local regulations.

After-sales Service

1. After-sales warranty:
- According to the contract, we provide a certain warranty period for the exported lithium polymer batteries.
- During the warranty period, if the product has quality problems under normal use conditions, we will provide replacement or return service according to the after-sales policy.

2. Product quality assurance:
- We guarantee that the exported lithium polymer batteries comply with international quality standards and regulations, and undergo strict quality control and testing to ensure their performance and reliability.
- If you find product quality problems under normal use conditions, please contact us within the contractual warranty period, we will actively deal with it and provide solutions.

3. Problem solving:
- If you encounter any problems or have any complaints during the after-sales service, please contact our customer service team in time.
- We will be happy to provide you with support and actively seek solutions to your problems to ensure your satisfaction and good cooperative relationship.

Our Advantages

◆ Over 10 years of li-polymer battery manufacture & export experience
◆ Professional R&D team supporting
◆ Excellent quality, advanced equipment and competitive prices
◆ Good package, cheap freight cost, faster delivery, best after-sales service
◆ OEM / ODM are welcome, we can customize different size to meet customer's requirements
◆ Long life cycle of charging & discharging

***Please contact us to get more detailed information and free samples***

Shenzhen Uneme Technology Co.,Ltd. located in Shenzhen Guangdong China, is an innovative enterprise which mainly focused on the development, manufacturing and marketing of Lithium Polymer Batteries, Lithium ion Batteries, Ni-MH Batteries and UAV Batteries for consumer, industrial, medical and automotive applications in all walks of life.

UNEMETECH moves on by providing reliable, efficient and intelligent solutions to different power needs. We have highly efficient teams of engineering, production and quality management as well as the most advanced domestic automatic production equipment and manufacturing technique. All steps from raw materials to procurement, production, testing, sales and after-sales service are under controlled with a strict quality system in our ISO9001 and ISO14001 certified factory. UNEMETECH is proud of making successful deliveries to the world's leaders of consumer & industrial electronic industry. UNEMETECH had established a long-term stable cooperation relationship with numerous well-known brands. UNEMETECH committed to providing the first-class quality, competitive price and perfect services for our customers, we are confident that UNEMETECH can be your best battery supplier.