The 16340 battery produced by modern industry has a high capacityand stable voltage. Thanks to its small size, this power supply can be used in a variety of devices.
Technical specifications
| Parameter name | Parameter data |
| Voltage | 3.7 volts |
| Capacity | 500 – 3000 mAh |
| Length | 34 mm |
| Diameter | 16 mm |
| Weight | About 40 grams. |
| Shelf life | About 15 years. |
| Service life | Up to 5 years |
| Number of charge and discharge cycles | 5000 – 7000 times |
| Electrochemical system | Lithium-ion |
| Operating temperature | From -30 to +55 degrees Celsius |
The 16340 battery is an elongated cylinder with two terminals, negative and positive, at each end. It is wrapped in a colored plastic sleeve, usually made of cellophane, with information about the battery printed on it.
Main advantages:
- No memory effect.
- Stable voltage 3.7 volts.
- Ability to work in unstable temperature conditions.
- Increased power with low weight.
- Long shelf life.
Cons:
- Price.
- For long-term operation, all operating conditions must be observed.
- When short-circuited, they can quickly heat up and ignite.
Analogues
Currently, any 3.7-volt battery can be used as an alternative. There are a couple of similar batteries with different parameters. These are the 18350 and CR123, but their voltage is 3 volts.
Manufacturers
- Phoenix.
- Olight.
- GTF.
- Eagletac.
- Ultrafire.
- Robiton.
- Lifepo4.
- Soshine.
- Keeppower.
- KSK.
- Nitecore.
- UltraFire.
Where is it used?
- Lanterns.
- Toys.
- Photo equipment.
- Laser pointers.
- Medical equipment.
- Homemade products.
- Laptops.
Main differences from other similar batteries
Unlike its analogues, the 16340 battery has a stable voltage and high capacityIt can last up to 5 years and withstand multiple recharge cycles.
How to charge?
It's recommended to recharge at a voltage no higher than 4.2 volts. The temperature should be acceptable during charging. It's best to begin recharging the batteries before they are completely discharged.
Special chargers are usually used for charging. It's best to use industrial chargers with automatic shut-off.
Tips for buyers
- Does the 16340 battery have built-in protection? This is indicated by the labels "protected," "protection built-in," and "battery with PCB."
- There should be no signs of oxidation or various rusty spots.
- Counterfeits contain errors and smudged letters.
- The packaging must contain information about the production date.
