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High Safety 16300 3.7V 650mAh Lithium Battery For Bluetooth Earbud Charging Cases

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High Safety 16300 3.7V 650mAh Lithium Battery For Bluetooth Earbud Charging Cases

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Core Feature : High Safety Performance

Brand Name : MEISAEN

MOQ : 1000PCS

Certification : UN38.3 MSDS IEC62133 CE ROHS

Place of Origin : Shenzhen, China

Applicable Devices : Bluetooth Earbud Charging Cases, Smart Wristbands, Keychain Flashlights, Glasses Clip Lights, Ambient Lights

Model Number : 16300-650-3.7V

Rated Capacity : 650mAh

Cell Model : 16300 Lithium Cell

Payment Terms : T/T

Nominal Voltage : 3.7V

Supply Ability : 100000PCS

Battery Type : Single Lithium Battery Cell

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This 3.7V 650mAh 16300 cylindrical lithium-ion battery pack is designed to deliver reliable, long-lasting power for small, compact electronics and wearables. Built with a single high-quality 16300 cell, this ultra-small battery pack fits perfectly in space-limited devices while providing consistent performance for daily use.

Key Specifications

Parameter Details
Nominal Voltage 3.7V
Rated Capacity 650mAh
Rated Energy 2.405Wh
Cell Type Grade A 16300 cylindrical lithium-ion cell
Dimensions 16mm × 30mm
Cycle Life ≥ 500 cycles (retains 85% of original capacity)
Protection Features Overcharge, over-discharge, short-circuit, and over-current protection
Connector Pre-installed 2-pin white connector (as shown)
Customization Custom connectors, configurations, and capacities available

Key Features

✅ Ultra-Compact Form Factor
With dimensions of just 16mm × 30mm, this 16300 battery pack is designed to fit into the tight spaces of small devices like Bluetooth earbud cases, smart wearables, and mini flashlights, without sacrificing power capacity.
✅ Reliable & Stable Performance
The high-quality 16300 cell delivers steady 3.7V power, ensuring consistent performance for low-to-moderate drain applications, preventing unexpected shutdowns or power drops.
✅ Comprehensive Safety Protection
The integrated protection circuit safeguards against common risks, including:
  • Overcharging
  • Over-discharging
  • Short-circuiting
  • Over-current
    This multi-layer protection extends battery life and protects your valuable small electronics.
✅ Long Cycle Life & Durability
Designed to retain 85% of its original capacity after 500 full charge-discharge cycles, this pack offers long-term reliability for daily use in wearables and gadgets.
✅ Versatile Compatibility
Perfect for a wide range of small 3.7V applications, including:
  • Bluetooth earbud charging cases
  • Smart wearables (smart watches, fitness bands)
  • Voice recorders and small audio devices
  • Keychain flashlights and mini torches
  • DIY electronic projects and compact gadgets
✅ Ready-to-Use & Customizable
Comes pre-fitted with a standard white 2-pin connector for easy plug-and-play installation. Custom connector options and specifications are available to match your exact device needs.

Product Tags:

High Safety 3.7V 650mAh Lithium Battery

      

16300 3.7V 650mAh Lithium Battery

      
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