18650 3.7V 2000-3500mAh NCM Li-ion Battery
High Capacity Rechargeable Cylindrical Lithium battery Cell
$3.50
Key Features:
Standard 18650 form factor (18mm×65mm), universal, interchangeable and compatible with most 18650-powered devices.
Capacity range: 2000-3500mAh, suitable for entry-level to high-demand scenarios.
Stable voltage: 3.7V nominal, 4.2V max charging, 2.75V cut-off, ensuring consistent device operation.
NCM material: 150-200 Wh/kg energy density, ≥80% discharge capacity at -10℃.
Cycle life: 500-1000 cycles, ≥80% capacity retention after 500 cycles (0.5C, 25℃).
Built-in protection: Over-charge, over-discharge, short-circuit and over-temperature protection.
Core Advantages:
Higher energy density than LFP batteries, longer runtime in the same volume/weight for compact devices.
Fast charging: 0.5C-1C, fully charged in 1-2 hours (varies by capacity).
Global industry standard compliance, widely compatible and easy to assemble/replace.
Stable performance: Internal resistance ≤80mΩ, monthly self-discharge ≤3% (25℃), reliable for long-term storage.
Cost-effective: Mature production and supply chain, suitable for large-scale mass production and wholesale.
Applications:
Consumer Electronics: Power banks, laptop batteries, Bluetooth devices, digital cameras, GPS, tablets.
Outdoor & Lighting: Flashlights, headlamps, camping lights, solar emergency lights, bicycle lights.
Electric Tools: Mini electric screwdrivers, portable juicers, electric shavers.
Industrial & Medical: Instrument meters, portable medical equipment, industrial sensors.
Small Energy Storage: Mini energy storage devices, electric toys, AGV small robots.
A standardized cylindrical NCM Li-ion battery (18mm×65mm), balancing energy density, safety and cost-effectiveness. With mature production and stable performance, it’s the preferred portable power solution for you.
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