Dual Polarity NL2150HPi High Performance Rechargeable Li-ion Battery - 21700 i Series Battery - 5000mAh - 15A

As a patent product developed by NITECORE, the 21700 i Series Battery is a proprietary 21700 rechargeable Li-ion battery featuring dual way output with positive and negative polarities at both ends and a high energy density. It enables a highly efficient output by minimizing the loss of power due to internal resistance.

The NL2150HPi has an amazing 5000mAh capacity. This powerful battery has improved performance, and superior energy density compared to previous 18650 batteries. An extra 21700 i is a great back-up battery to have on hand, as more electronic products and NITECORE flashlights will utilize this battery. The NL2150HPi is a high performance battery capable of 15A discharge for high lumen lights and headlamps.

The NITECORE NL2150HPi comes with all of the safety features, quality engineering, and more that has made NITECORE a trusted brand for rechargeable Li-ion batteries. Your expensive electronics are safe paired with an NL2150HPi that features a built-in pressure relief valve, high temperature resistant design, and built-in safeguards to prevent surges. This protects you from overcharging, over-discharging, as well as short-circuits. The NL2150HPi is built with premium materials, such as nickel-plated stainless steel connectors for impact resistance, good conductivity, and resistance against oxidation. 

Features & Specifications:

• 15A High Performance

• Built-in pressure relief valve

• Microporous barrier for heat dissipation

• Built-in PTC for surge protection

• Nickel-plated stainless steel cathode and anode

• Abrasion resistant coating

• Capacity: 5,000 mAh

• Voltage: 3.6V

• Output: 15A

• Length: 2.96" ( 75.2mm )

• Diameter: 0.85" ( 21.6mm )

• Weight: 2.57 oz ( 73g )

Compatible Chargers:

• NITECORE UM2 Dual Slot Digital Charger
• NITECORE UM4 Quad Slot Digital Charger
• NITECORE UMS2 Dual Slot Digital Charger
• NITECORE UMS4 Quad Slot Digital Charger
• NITECORE UI1 Single Slot Charger
• NITECORE UI2 Dual Slot Charger and more