12PCS NCR18650B 18650 Battery Rechargeable

18650 Battery Rechargeable NCR18650B 3.7V 3400mAh 12 Pack

Product Description

• 18650 Battery Rechargeable set is designed for compatible flashlights, torches, headlamps, battery packs, and selected electronic devices.
• NCR18650B style Li-ion cells provide a nominal 3.7V output with 3400mAh capacity listed for longer runtime support.
• 12 pack supply is practical for users needing multiple rechargeable batteries for work, outdoor gear, emergency lights, and everyday devices.
• Rechargeable design supports up to 500 cycles listed, helping reduce the need for frequent disposable battery replacement.
• Working voltage range of 2.75–4.2V listed makes these cells suitable for compatible 18650 battery systems.
• Compact 65.5 × 18.5 mm size fits devices designed for 18650 lithium-ion batteries.
• Suitable for outdoor activities, camping, flashlight use, winter use, backup lighting, and battery storage when used correctly.
• No PCB protection listed, so these batteries must only be used with suitable protected devices or external battery management systems.

Features

• 12 Pack Supply: Great for multiple compatible devices.
• 3400mAh Capacity Listed: Supports longer runtime.
• 3.7V Nominal Voltage: Standard 18650 Li-ion output.
• NCR18650B Style: Rechargeable lithium battery cell.
• Up to 500 Cycles Listed: Reusable power solution.
• Compact 18650 Size: 65.5 × 18.5 mm listed.
• Cold Performance Listed: Suitable for outdoor use.
• No PCB Protection: For compatible protected systems only.

Specifications

• Product Type: 18650 Battery Rechargeable
• Model: NCR18650B Listed
• Battery Type: Li-Ion / Lithium-Ion
• Quantity: 12 Batteries
• Nominal Voltage: 3.7V
• Limited Charge Voltage: 4.2V
• Working Voltage: 2.75–4.2V Listed
• Nominal Capacity: 3400mAh Listed
• Capacity Range Listed: 3100–3400mAh
• Recharge Cycles: Up to 500 Times Listed
• Internal Resistance: ≤40mΩ Listed
• Battery Size: 65.5 × 18.5 mm
• Weight: Approx. 46g ±1g Each
• PCB Protection: No
• Retail Packaging: No
• Suitable Uses: Flashlight Battery, Torch Battery, Headlamp Battery, 18650 Battery Pack, Outdoor Gear Battery, Rechargeable Li-ion Battery, Emergency Light Battery, and Compatible Electronic Devices
• Note: These are unprotected 18650 Li-ion cells with no PCB. Use only with compatible devices, chargers, and battery protection systems. Do not overcharge, over-discharge, short circuit, puncture, crush, expose to heat, mix with different batteries, or leave charging unattended.

Package Includes

• 12 × 18650 Rechargeable Batteries