The flashlight has battery, direct charging and other charging methods. For the flashlight battery, you may have many questions. Today, the flashlight manufacturer will introduce you to the relevant questions about the flashlight battery

1、 Flashlight battery type

The types of flashlight batteries generally include AA, AAA, 10180, 18650, 18350, 16340, CR123A, 14500, 10440, etc.

2、 Type analysis of flashlight battery

①AA and AAA are common No. 5 and No. 7 batteries in daily life. The general voltage is about 1.2 – 1.5 V, which will not be introduced here.

②The specification (size) of 14500 battery is the same as that of AA (No. 5) battery. The battery cell is lithium and the voltage is about 3.7 V. It is generally rechargeable.

③ The length of 10440 battery is the same as that of AAA (No. 7) battery, but AA battery is thicker than 10440 battery and the voltage is about 3.7 V.

④18650 battery, the most common strong light flashlight battery, has a capacity of about 2200 – 3500 mA/h and a voltage of about 3.6 – 3.7 V. The battery pack of a well-known foreign electric vehicle uses thousands of 18650 batteries.

3、 Type of flashlight battery cell

Common battery cell types: alkaline, nickel hydrogen, lithium, etc. The disposable batteries in daily life are basically alkaline batteries, and nickel metal hydride and lithium batteries can be charged generally. The voltage of nickel metal hydride batteries is generally about 1.2 V, and that of lithium batteries is about 3.7 V.

The above is about the introduction of flashlight batteries, and I hope it will be helpful to everyone.