JETBeam JR51 21700 5100mAh 3.7V Protected High-Drain Lithium Ion (Li-ion) Button Top Battery with Built-In Micro USB Charging Port

$25.99

JETBeam JR51 21700 5100mAh 3.7V Protected High-Drain Lithium Ion (Li-ion) Button Top Battery with Built-In Micro USB Charging Port

Brand:JETBeam
MPN:JR51
  • High-capacity 21700 battery perfect for a wide range of high-powered flashlights
  • Lithium-ion chemistry is rechargeable many times over for long-term use
  • Battery has a Micro-USB port for simple, versatile recharging
  • 5100mAh capacity provides long runtimes in compatible electronics
  • Size: 21700
  • Voltage: 3.7
  • Rechargeable: Yes
  • Chemistry: Li-Ion
  • Capacity (mAh): 5100
  • Terminal Type: Button Top
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Description

JETBeam JR51 Rechargeable Li-ion 21700

5100mAh Battery with USB Charge Port

The JETBeam JR51 is a rechargeable li-ion battery perfect for high-powered flashlights and more! This 21700 battery has a massive 5100mAh capacity to provide long runtimes to compatible electronics. A built-in protection circuit enhances safety with the JR51, with safeguards against over-charge, over-discharge, and incorrect installation (reverse polarity protection). Complete with a Micro-USB port, you can recharge directly from outlets, power banks, and more!

  • Notable Features
  • » Rechargeable li-ion 21700 battery with 5100mAh for long runtimes in compatible electronics
  • » Ultra-safe battery design with built-in protection circuit to safeguard against reverse polarity, over-charge, and over-discharge
  • » The Micro-USB port provides fast, easy power via a cord you likely already own!
  • » Meets international safety standards including RoHS, CE, and KC - plus has undergone extensive Underwriter Laboratories testing
  • » Button top terminal perfect for use in powerful flashlights and consumer devices
Note: New battery labeling regulations require listing minimum capacity on labels. Values may differ slightly from published or displayed specs, but performance has not changed.
Please visit our article for a more in-depth explanation.
collection: 21700 Batteries; product type: Batteries - Li-Ion Rechargeable
Item Details
Brand JETBeam
SKU JETBEAM-JR51
MPN JR51
UPC 6957883801719
Size 21700
Voltage 3.7
Battery Rechargeable Yes
Capacity (mAh) 5100
Chemistry Li-Ion
Packaging Boxed
QTY Per Package 1
California Residentssee Prop 65 WARNINGS
Specifications
Size 21700
Voltage 3.7
Battery Rechargeable Yes
Capacity (mAh) 5100
Watt Hours (wH) 18.4
Terminal Type Button Top
Protected true
Integrated Charge Port Yes
Unit Dimensions
Weight 2.85 oz (81 g)
Certifications & Transport
Certifications/Standards ANSI, CE, FCC, IEC, UL
Country Of Origin China
HTS Code 85076000
Packaging/Shipping Dimensions
Length 5.98 in
Width 3.57 in
Height 0.85 in
Shipping Weight 0.18 lb
Documents
Additional Details
Packaging Boxed
Warranty JETBeam 1 Year Warranty
Battery Junction Warranty
Return Policy Return Policy