Keeppower RCR123A – 16340 Rechargeable Battery with USB-C Charging

Keeppower offers a reliable 16340 (RCR123A) lithium-ion rechargeable battery with a capacity of 1000mAh and built-in USB-C charging. It is suitable for flashlights and devices that require a compact yet powerful power source.

The battery has a built-in protection circuit against overcharging, over-discharging, overcurrent, and short circuits. This makes it safe for everyday use.

Key Benefits of the Keeppower 16340 Battery

Rated capacity: 1000mAh, minimum: 900mAh
Charge directly via USB-C—no separate charger needed
Charge Level Indicator Light
Over 300 charge-discharge cycles
Protruding positive terminal—compatible with flashlights that use two or more batteries
Weighs only 18 grams

Technical Specifications

Specifications	Value
Brand	Keeppower
Model	P1634TC
Format	16340 (RCR123A)
Rated Capacity	1,000 mAh
Minimum capacity	900 mAh
Rated Voltage	3.0 V
Charging Voltage (USB)	5V
Charging current	330 ± 50 mA
Maximum discharge current	2A
Elevation	34.8 mm
Diameter	16.6 mm
Weight	18 years (approximately)
Number of cycles	over 300
Charging Method	USB-C
Defense	Protection against overcharging, over-discharging, overcurrent, and short circuits
Filling Temperature	0°C to 45°C
Dilution Temperature	-20°C to 75°C
Storage Temperature	-5°C to 35°C
Pole type	a major advantage
Production	China

Safety Instructions

To keep the battery in good condition and prevent injury, follow these guidelines:

Do not expose to high temperatures, moisture, fire, or water
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 the device has been stored for more than 3 months, charge the battery before use
Do not charge at sub-zero temperatures
Do not use the battery if the foil is damaged
Store in a protective case—not in a pocket or purse
Do not use in defective devices

Frequently Asked Questions

What is the format of the Keeppower RCR123A battery?

The battery is a 16340, also known as an RCR123A. Its dimensions are: 34.8 mm in height and 16.6 mm in diameter. It weighs approximately 18 grams. It is compact and suitable for flashlights and devices that use this standard.

How do you charge the Keeppower P1634TC battery?

The battery has a built-in USB-C port for charging. The charging voltage is 5V, and the current is 330 ± 50mA. The indicator light signals when the battery is fully charged. No separate charger is required. Do not charge at sub-zero temperatures.

What kind of protection is built into the battery?

The Keeppower RCR123A battery is equipped with a built-in protection circuit. It protects against overcharging, over-discharging, overcurrent, and short circuits. This ensures safer use and a longer battery life when used properly.

How many charge-discharge cycles can this battery withstand?

The battery supports over 300 charge-discharge cycles. It is important to note that high charge and discharge currents reduce the number of usable cycles. For maximum battery life, it is recommended to charge the battery according to the standard parameters specified by the manufacturer.

Is this battery suitable for flashlights that use more than one battery?

Yes. The battery has a protruding positive terminal, which allows for connection between two batteries in series. This makes it suitable for flashlights that use two or more 16340 batteries. Check the design of your flashlight before use.

At what temperatures can the battery be used and stored?

Charging is permitted at temperatures between 0°C and 45°C. Discharging is possible in the range from -20°C to 75°C. A storage temperature between -5°C and 35°C is recommended. Avoid damp environments and direct contact with fire or water.

What should I do if the battery hasn't been used for a long time?

If the battery has not been used for more than 3 months, the manufacturer recommends charging it before use. Prolonged storage without charging may reduce its capacity. Store the battery in its protective case in a dry, cool place, out of the reach of children.