NITECORE 21700/ 5000mAh Battery – NL2150i

• Rechargeable 21700 battery from the "i" series with a capacity of 5000mAh and a discharge current of 8A.
• The "I" series of 21700 batteries represents a revolutionary and powerful upgrade.
• The 21700i batteries are a patented product developed by NITECORE.
• They allow for high-performance power delivery while reducing losses from internal resistance.
• Features positive and negative terminals on each side, along with high energy density.
• Compatible with adjustable accessories for smart communication and control systems.

Excellent Energy Density

• Energy density reaches up to 240mWh/g, 11% more than 18650 batteries.
• Weight of one NL2150i is 75.5g.

Performance and Safety Features

• Double polarity on both sides of the batteries reduces the size and weight of the flashlight.
• Innovative design with resistance to high temperatures.
• The pressure relief valve activates in case of rapid temperature increase.
• Integrated PTC circuit limits overvoltage.
• Micro-porous protective casing safeguards sensitive internal components.
• Protection against overcharging, over-discharging, and short-circuiting.
• Built-in MOSFETs for better performance.
• Nickel-plated steel strips ensure shock resistance.
• Coated with durable metallic film for corrosion protection.

Eco-Friendly

• The use of rechargeable Lithium-Ion batteries (Li-ion) contributes to reducing carbon footprint.

Technical Specifications

• Type: NL2150i
• Capacity: 5000mAh
• Voltage: 3.6V
• Continuous discharge current: 8A Maximum
• Approximate weight: 75.5 g
• Total length: 76.7 mm +/- 0.3mm
• Diameter: 21.9mm +/- 0.3mm

Precautions:

• Never expose the battery to fire or water.
• Ensure that the terminals match the symbols for positive (+) and negative (-).
• To extend the battery life, it is recommended to charge every three months when not in use.
• Keep the battery away from children.