Shenzhen Jianheng Technology Co., Ltd.
                                                                                                           
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6 Years
Since 2020
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3.7V 140mAh Lithium Polymer Battery 300 Cycles -20°C to 60°C

Price Negotiable
Price: $0.5 ~ $100.0 / pcs
MOQ: 100pcs
Delivery Time: 3 ~ 7 days for storage
Brand: OiD
Product Description
All Models List Filter and Comparison

Product Name:

OiD601818-140 Lithium Polymer Battery


Advantages:

  • Compact and lightweight design
  • High energy density for extended usage
  • Long cycle life with reliable performance
  • Safe and stable operation under various conditions

Specifications:

Parameter

Value

Model

OiD601818-140

Nominal Voltage

3.7V

Capacity

140mAh (Typical), 135mAh (Minimum)

Charging Voltage

4.2V ± 0.1V

Discharge Cut-off Voltage

3.0V

Standard Charge Current

27mA (0.2C)

Max Charge Current

202.5mA (1.5C)

Standard Discharge Current

27mA (0.2C)

Max Discharge Current

270mA (2.0C)

Weight

Approx. 3.0g

Impedance

≤280mΩ

Shipment Voltage

4.0V ± 0.05V

Cycle Life:

Condition

Cycle Life

Charge/Discharge Cycles

300 cycles at 0.2C, 23±2°C

Capacity Retention

≥80% after 300 cycles


Discharge Curve:


Operating Temperature Range:

Condition

Temperature Range

Charging

0°C ~ 50°C

Discharging

-20°C ~ 55°C

Storage

-10°C ~ 25°C (12 months, ≥85% capacity), -10°C ~ 45°C (6 months, ≥85%), -10°C ~ 55°C (1 month, ≥90%)


Certifications:

  • Complies with GB/T 18287-2013, IEC/EN61960, and UL1642 standards.

Key Features:

  • High capacity and long cycle life
  • Built-in protection circuit for overcharge, over-discharge, and short-circuit protection
  • Low self-discharge rate
  • RoHS compliant

Applications:

  • Wearable devices
  • Medical devices
  • IoT devices
  • Consumer electronics
  • Small portable devices

Usage Warnings & Precautions:

  • Do not short-circuit the battery terminals.
  • Avoid exposing the battery to high temperatures or direct sunlight.
  • Use only the specified charger for charging.
  • Do not disassemble or modify the battery.
  • In case of leakage, odor, or swelling, stop using the battery immediately and dispose of it properly.

Storage Guidelines:

  • Store the battery at 20±5°C for optimal performance.
  • If storing for more than 3 months, charge the battery to 60% capacity every 3 months.
  • Avoid storing the battery in high humidity or extreme temperatures.

Warranty & Disclaimer:

  • 12-month warranty from the date of shipment.
  • The warranty does not cover damage caused by improper use, mishandling, or unauthorized modifications.
  • For any special requirements or conditions not covered in this specification, please contact us for customized solutions.

 

Get in Touch

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

Company Shenzhen Jianheng Technology Co., Ltd.
Location 2# Building, Shimao Park, Zhenhuan Rd, Pingshan, Shenzhen, China.
Contact Person Alan Yuan

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