ShenZhen ManLi Technology Co., LTD.
                                                                                                           
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3.7 V Rechargeable Lithium Polymer Battery 201030 30mAh Curved Lithium Polymer Battery

Price Negotiable
Price: Negotiable
MOQ: 1000PCS
Delivery Time: 35 working days
Product Description

3.7V 201030 30mAh curved Lithium Polymer Battery Bending Arc For Wristband

Features

  1. Ultra-Thin and Curved Design: Specifically designed with a bending arc form factor (2mm thickness) to fit seamlessly into wearable wristbands and curved devices .
  2. Lightweight: Weighing only approximately 1.0g, it is ideal for applications where minimal weight is critical, such as wearable technology .

  3. High Energy Density: Provides efficient power capacity (30mAh) within a minimal volume, suitable for space-constrained applications.

  4. Long Cycle Life: Can withstand over 500 charge-discharge cycles while maintaining more than 80% of its initial capacity, ensuring durability for frequent-use devices like wearables .

  5. Stable Performance: Features a stable nominal voltage of 3.7V, consistent with standard Li-Po chemistries .

  6. Low Self-Discharge Rate: <3% per month (at room temperature), ensuring reliable power availability even after periods of inactivity.

 

Specification

 

Model

- 201030 30mAh 3.7V

Dimension

2*10*30 mm

 (Thickness*Width*Length)

Voltage

 3.7 V

Capacity

30 mAh

Iedance

<30 mΩ

Discharge cut-off voltage

3.0  V

Maximum Charge voltage

4.2 V

Standard charge current

0.2C

Standard discharge current

1C

Approx Weight

1g

Working teerature

Charge:0-45 degree

Discharge:-20-60 degree

Storage teerature

minus 20 - 45 degree

Cycle life

500 -800  cycle

 

 

Applications

  • Wearable Wristbands: Fitness trackers, health monitors, smart bands .
  • Smart Watches: Small-scale smart watches or hybrid watch bands with tracking functionality .

  • Medical Wearables: Continuous health monitoring sensors, disposable medical patches .

  • Bluetooth Low Energy (BLE) Devices: Small tags (e.g., asset trackers, pet trackers) .

  • Curved Electronics: Novel consumer electronics requiring non-flat battery shapes.

Warnings & Precautions

 
Charging
 
  • Use a Dedicated Li-Po Charger: Always use a charger specifically designed for lithium polymer batteries with the correct voltage (4.2V) and current limits .
  • Charge Within Specifications: Do not charge above the maximum voltage of 4.2V or exceed the maximum charge current (1C or 30mA) .
  • Temperature Monitoring: Charge only within the specified temperature range (0°C to 45°C). Never charge a battery that is below freezing (0°C) or feels hot to the touch .

 

Discharging
 
  • Avoid Over-Discharge: Stop using the battery before reaching the cut-off voltage (3.0V). Over-discharging can cause irreversible internal damage and render the battery unusable .
  • Respect Current Limits: Do not exceed the maximum continuous discharge current (1C or 30mA).
  • Temperature Management: Avoid discharging outside the recommended temperature range (-20°C to 60°C).

 

 Storage

 

  • Partial Charge Storage: For long-term storage (longer than one month), store the battery at a 30%-50% State of Charge (SOC) (approximately 3.7V - 3.9V per cell) .
  • Cool and Dry Environment: Store in a cool, dry place away from direct sunlight, moisture, and heat sources. Ideal storage temperature is between -20°C to 25°C .
  • Regular Voltage Checks: Due to self-discharge, check the voltage every 2-3 months during storage and recharge if it drops near 3.3V to prevent over-discharge .

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company ShenZhen ManLi Technology Co., LTD.
Location No. 202, Building H, 30 Qi Xin Road, Wuliang Community, Longgang Street, Longgang District, Shenzhen City, Guangdong Province, China
Contact Person Sherry Zhang

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