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NITECORE NL2150 At-A-Glance
- A built-in pressure relief valve
- A microporous barrier for heat dissipation
- Built-in PTC for surge protection
- Nickel-plated stainless steel cathode and anode
- Abrasion-resistant coating
- Overcharge, over-discharge protection
Included in the Box
- NITECORE NL2150 21700 Battery
Next-Gen 5000mAh 21700 Battery
The next generation 21700 rechargeable battery from NITECORE, the NL2150 has an amazing 5000mAh capacity. This powerful battery has improved performance, and superior energy density compared to the previous 18650 batteries. An ideal companion for the NEW P12 tactical flashlight from NITECORE, an extra 21700 is a great back-up battery to have on hand, as more electronic products and NITECORE flashlights will utilize this battery.
Premium Quality Battery
The NITECORE NL2150 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 safely paired with an NL2150 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 NL2150 is built with premium materials, such as nickel-plated stainless steel connectors for impact resistance, good conductivity, and resistance against oxidation. Safe and reliable, the NL2150 is globally insured and has multiple certifications for electronic use.
21700 Battery Buying Guide
It is not compatible with E4K, i4000r, i Series lights.
Learn more at 21700 Battery Guide: What You Need to Know
TECHNICAL SPECIFICATIONS
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Capacity
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5000mAh
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Voltage
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3.6V lumens
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Discharge Current
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8A
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Weight
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2.57oz (73g)
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Length
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2.96in (75.2mm)
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Diameter
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0.85in (21.6mm)
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Compatible Chargers
21700 Battery Compatibility
- This is a button-top battery designed for flashlights and electronics that accept 21700 batteries.
- It can be charged in a lithium-ion charger such as UI1, UI2, UMS2, and UMS4.
- It does NOT work in any electronics that only accept flat-top batteries.
- It does NOT work in any Vapor devices.
- It does NOT work in any flashlights that require a custom battery.
- It is not compatible with E4K (which requires an NL2150HPR battery)
- It is not compatible with i4000r, P10i, P20i, P20iX, or any i series flashlight (which requires an NL2150HPi)
Learn more about 21700 Batteries
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| Accessories |
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Nitecore UI1 USB Charger, for 18650, 21700, 18350, 20700 etc Batteries
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Nitecore UMS4 USB Four-Slot USB Fast Charger, for 18650, 21700 Batteries
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Nitecore UI2 Dual-Slot USB Charger, for 18650, 21700, 18350, 20700 Batteries
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Nitecore UMS2 Dual-Slot USB Fast Charger, for 18650, 21700 batteries
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Good stuff 
Battery purchase