USB-C Rechargeable 21700 Battery
The Nitecore NL2150RX is a cutting-edge 21700 rechargeable battery with an impressive 5000mAh capacity and a built-in USB-C port. This powerful battery offers high capacity and superior energy density compared to previous 21700 batteries. You have two options for charging the NL2150RX: You can either use its built-in USB-C port or use a Nitecore 21700 charger such as UMS4, UMS2, Ci4, or Ci2 etc. Moreover, the NL2150RX can also double as an emergency power bank, allowing you to charge other devices such as smartphones, smart watches and earphones through its two-way USB-C Port.

Premium Quality Battery
The Nitecore NL2150RX comes with all of the safety features, quality engineering, and more, that has made Nitecore a trusted brand for rechargeable Li-ion batteries. The NL2150RX features a built-in pressure relief valve, high temperature resistant design, and built-in safeguards to prevent surges. This protects devices from overcharging, over-discharging, as well as short-circuits. The NL2150RX is built with premium materials, such as nickel-plated stainless steel connectors for impact resistance, good conductivity, and resistance against oxidation.

NITECORE NL2150RX At-A-Glance
Built-in USB-C charging port
Can be used as an emergency power bank
Built-in pressure relief valve
Microporous barrier for heat dissipation
Built-in PTC for surge protection
Nickel-plated stainless steel cathode and anode

TECHNICAL SPECIFICATIONS
Capacity 5000 mAh 3.6V (18Wh)
Rated Capacity 3050mAh 5V (TYP 1A)
Input - USB-C 5V - 2.5A
Output - USB-C 5V - 2A
Length 3.11 in
Diameter 0.86 in
Weight 2.63 oz