Vapcell 14500 F15 – a reliable lithium-ion battery for flashlights and devices

Vapcell is a well-established manufacturer of high-quality rechargeable cells. The 14500 F15 model is a compact lithium-ion battery with a rated capacity of 1500mAh and a maximum continuous discharge current of 3A. It is suitable for flashlights and devices that require the AA format.

Key Features of the Vapcell F15 14500 Battery

Type: INR 14500 with flat plus
Rated capacity: 1500mAh
Minimum capacity: 1150mAh
Rated voltage: 3.6V
Maximum continuous discharge current: 3A
Charging end voltage: 4.20V
Discharge-end voltage: 2.5V
Normal charging: 500 mA
Fast charging: 1000mA
Dimensions: 14 mm in diameter, 49 mm in height
Weight: 22 grams

Specifications	Value
Brand	Vapcell
Model	F15
Type	14,500 INR
Rated Capacity	1,500 mAh
Minimum capacity	1150 mAh
Rated voltage	3.6V
Voltage at the end of charging	4.20 V
Voltage at the end of the discharge	2.5V
Maximum discharge current	3A
Normal charging	500 mA
Fast Charging	1000 mA
Diameter	14 mm
Elevation	49 mm
Weight	22 years old
Plus-Pole	Flat
Production	China

A battery with or without protection—what's the difference?

Protected batteries contain a small circuit board that protects the cell from overcharging, over-discharging, and excessive current. When a dangerous threshold is reached, the protection circuit automatically shuts off. These batteries typically have a raised positive terminal and are suitable for flashlights with mechanical reverse-polarity protection—such as those from brands like Acebeam, Olight, Fenix, Nitecore, and Armytec.

Unprotected batteries, such as this Vapcell F15, are slightly more compact and are intended for devices specifically designed for standard-size batteries. Flashlights such as Zebralight and Dulotec models are designed specifically for unprotected batteries. Before purchasing, measure the original battery in millimeters and compare it with the technical specifications of the new one.

Safety Instructions

Charge the battery using a high-quality lithium-ion charger before using it for the first time.
Do not use in high temperatures or high humidity.
Operating temperature during charging: 0°C to 45°C; during discharging: -20°C to 75°C.
Storage temperature: -5°C to 35°C.
Do not throw into fire or water—there is a risk of fire or explosion.
Do not crush, strike, or disassemble the battery.
Keep out of reach of children.
The battery may be hot after use—handle with care.
If stored for more than 3 months without use, recharge before the next use.

Safety Rules

Do not modify, puncture, or cut the battery.
Avoid contact with water, fire, or extreme temperatures.
Do not use in defective devices.
Do not short-circuit the system.
Do not overcharge or undercharge.
Do not charge at sub-zero temperatures.
Do not use if the foil is damaged.
Store in a protective case—not in a pocket or purse.

Frequently Asked Questions

What is the difference between a battery's rated capacity and its minimum capacity?

The rated capacity of the Vapcell F15 is 1500mAh—this is the typical value under standard discharge conditions. The minimum capacity of 1,150 mAh is the guaranteed lower limit that the battery will provide even under less favorable conditions. When selecting a battery for a specific device, it’s a good idea to also consider the minimum capacity, as it reflects the actual minimum.

Is this battery compatible with my flashlight?

The Vapcell F15 is an unprotected battery with a flat positive terminal, measuring 14 mm in diameter and 49 mm in height. It is suitable for flashlights designed specifically for unprotected batteries and the standard 14500 size. Flashlights such as Zebralight and those from the Dulotec line are good examples. For flashlights with mechanical reverse-polarity protection (Acebeam, Olight, Fenix, and similar models), batteries with a raised positive terminal are usually suitable. Before purchasing, measure the size of the original battery and compare it with the technical specifications. If in doubt, contact us at Dulotec.COM for advice.

What kind of charger should I use to charge a Vapcell 14500 battery?

The battery should only be charged using a high-quality charger designed for lithium-ion cells. The normal charging current is 500 mA, and up to 1000 mA for fast charging. Do not use chargers designed for nickel-metal hydride or alkaline batteries, as they are not compatible with the lithium-ion chemical composition and may damage the cell or pose a hazard.

At what temperatures can I use and store the battery?

The operating temperature during charging is 0°C to 45°C. During discharge, the battery can be used in a range of -20°C to 75°C. A storage temperature between -5°C and 35°C is recommended. Avoid exposure to extreme heat or humidity, as this can reduce the cell’s capacity and lifespan, and severe overheating poses a risk of damage.

How do I store the battery safely?

The battery must be stored in a special protective case—never in a pocket, bag, or together with metal objects, as there is a risk of a short circuit. Keep it in a dry, cool place, out of the reach of children. If the battery has not been used for more than 3 months, charge it before use. Do not store it with the protective film damaged.

What is the difference between a battery with protection and one without?

Protected batteries have a built-in circuit board that protects the cell from overcharging, over-discharging, and excessive current. They are slightly longer and wider than standard batteries. Non-protected batteries, such as the Vapcell F15, are more compact and are intended for devices designed for standard-sized batteries. Some flashlights require a higher discharge current, which protected batteries cannot always provide. The choice depends entirely on the requirements of the specific device.

What should I do if I don't know which battery fits my flashlight?

The easiest way is to measure the dimensions of the original battery in millimeters and compare them with the technical specifications of the new one. Pay attention to the diameter, height, and type of the positive terminal—flat or raised. If you’re still unsure, contact the Dulotec.COM team—we’ll help you choose the right battery for your device.