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Nitecore NL166 RCR123A / 16340 650mAh 3.7V Protected Lithium Ion (Li-ion) Button Top Battery - Blister Pack

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  • High performance protection circuit prevents protection from overcharge and over discharge increasing the lifespan of your battery
  • Capable of 500 recharge cycles for a cost effective and environmentally friendly battery choice
  • The perfect battery for high drain devices like LED flashlights, video game consoles, and more
  • Nickel-plated S.S. protectors at both ends provide high impact resistance and oxidation resistance to protect the delicate circuits inside
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Description

Nitecore NL166 RCR123A

Rechargeable CR123A Battery

The Nitecore N166 RCR123A Battery is a highly capable Lithium-Ion battery designed specifically for high performance electronics. These powerful RCR123A batteries deliver an impressive 3.7 Volts of power and can hold a charge of up to 650 mAh, making them perfect for high drain devices such as LED flashlights, video game consoles, cameras, appliances, and more. The cells come standard with a high-performance protection circuit that provides overcharge and over-discharge protection, safeguarding themselves from possible internal damage that could lower their capacity, ensuring they last as long as possible. The NL166 is capable of being recharged more than 500 times, making it both cost effective and environmentally friendly.

Safety First

Just as impressive as the NL166's power is its sophisticated safe design. The RCR123A batteries are equipped with a nickel-plated S.S. protectors at both ends to provide high impact resistance, good electrical conductivity and oxidation resistance. To prevent abrasions and other external damage, the NL166 cells are coated with a durable metallic film, while its circuit board is coated with an ultra tough plastic. The cell's innovative anode is designed to resist high temperatures, while a micro-porous barrier within the battery protects its delicate internal components. The battery even features a specialized pressure relief valve that activates if the battery experiences a rapid temperature increase.

Features:

  • Built-in high-performance protection circuit prevents overcharging / over-discharging
  • Nickel-plated S.S. connectors on both ends for superior impact resistance, electrical conductivity, and oxidation resistance
  • Durable metallic film coating protects against abrasions and other external damage
  • Pressure relief valve activates in the event of rapid temperature increase


Specifications:

  • Battery Size: RCR123A (16340)
  • Battery Chemistry: Lithium Ion (Li-Ion)
  • Voltage: 3.7V
  • Capacity: 650 mAh
  • Max Charging Current: 650mA
  • Recommended Charging Current: 300 mA
  • Max Discharge Current: 4A
  • Estimated Charge Cycles: 500 cycles
  • Diameter: 0.65" (16.6mm)
  • Height: 1.37" (34.8mm)
  • Weight: 0.62 oz (17.8g)
Specifications
Battery Size:16340 / RCR123A
Battery Capacity (mAh):650
Battery Chemistry:Li-Ion
Battery Voltage:3.7
Battery Terminal Type:Button Top
Battery Shelf Life:3 Years
Packaging:Retail Packaging
Brand:Nitecore
Warranty:Battery Junction 30-Day Warranty, Nitecore 1 Year Warranty
Return Policy:Battery Junction Return Policy
Product Weight:0.628oz
Product Dimensions:1.37" (L) x 0.654" (Diameter)
UPC:6952506490318
MPN:NL166
Country of Origin:China
Associated Battery Sizes:17340, 2/3A, R123, RCR123, RCR123A
Downloads
Reviews
4.6
47 Reviews
5
74% (35)
4
17% (8)
3
4% (2)
2
0% (0)
1
4% (2)
By John
, N. California
Great Battery
June 8, 2016
I would have rated the batteries a 5 star if they were just a little shorter. I got 8 of them for my Arlo-Netgear Wi-Fi cameras. I found that they are just a little longer in length than the standard batteries. They are a very tight fit in the Arlo's. Each battery was packed in a blister pack upon my receiving them. I put them on my Nitecore charger for a full charge, let them rest, and installed them the next day. So far all is good with the Arlo's. I'll see if I can update this review at the time when the batteries need recharged.
Pros
  • 650mAh
  • Protected
Cons
  • Slightly longer than the stock commerical batteries, making for a very tight fit.
By AndyC
SD
Excellent
March 13, 2022
I've never had a bad Nitecore battery and these RCR123s are no exception. They take and hold a charge well and hold up under use.
By spi6
,
So far, so good.
February 10, 2022
I bought 4 of these for, low draw, alarm sensors around the house. One battery came extremely low in charge. I don't remember if it read 0v or near 0v. In any case my preferred charger did not recognize the batteries' presence but it did the other 3. I was able to start charging this battery in another charger (for a short while) and then it was recognized by my preferred charger.

This one battery and another have been running sensors for over two weeks now. The other 2 are in storage.
By Andy
USA
Reliable and consistant
December 22, 2021
I have about a 1/2 dozen of these and the oldest are now from 2015 and still working just fine and not noticeably degraded vs brand new ones from 2021.. (I'm sure there is some degradation after 6 years, but it's not been enough to notice for my use)
By Michael J.
GREENVILLE, NC
Perfect 16340s
February 14, 2021
These batteries work great! I use them in my ThruNite W1 and my Wowtac W1 with no problems. They work on a standard charger as well and hold their charge well from what I can see so far.

Thank you Battery Junction for having these in stock!
Q&A
1 Question & 1 Answer
Neil
from CT asked:
May 28, 2015
Does this cell have any protection built in?
1 Answer
The NL166 RCR123A battery automatically protects against overcharge, over discharge and short-circuiting.
Submitted by: Customer Service on May 28, 2015

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Nitecore NL166 RCR123A / 16340 650mAh 3.7V Protected Lithium Ion (Li-ion) Button Top Battery - Blister Pack

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