The capacity of dry batteries varies greatly among different types and brands, The No. 5 zinc dry battery may only have around 500mAH, while the high-quality No. 5 alkaline battery may have around 2000mAH. Disposable batteries generally do not have a nomin...

Why is the nominal discharge voltage of a lithium battery 3.7V? The discharge platform of a good lithium-ion battery is 3.7V. The discharge termination voltage of a lithium-ion battery refers to the voltage at which the battery is discharged, and it is not advisable to continue discharging, ot...

How to activate the battery after starving to death? Firstly, it is necessary to clarify what type of battery the starving battery is. At present, the most important types of electric vehicle batteries that starve to death are lead-acid batteries and lithium-ion batteries. Let's take a loo...

What is the internal resistance of 18650 lithium-ion batteries? For lithium-ion batteries, the internal resistance of the battery is divided into ohmic internal resistance and polarization internal resistance. Ohmic internal resistance is composed of electrode material, electr...

A dry battery is a maintenance free valve controlled battery with an opaque outer shell, and the liquid cannot be seen when opening the filling hole. Dry batteries require almost no maintenance, saving time and effort! The outer shell of a water battery is usually transparen...

Correct charging and maintenance methods for 18650 lithium batteries. The working principle of 18650 lithium batteries is nothing more than charging to reserve energy, discharging to convert it into other energy and release it. When in an idle state without charging or discharging, there are t...

Nowadays, cars generally use maintenance free batteries, and the lifespan of a car battery is generally about 3 years. The original battery of a new car can be used for more than 3 years. In addition, if you frequently travel long distances, it may take longer. If you run more in the city, it usuall...

20a lithium battery Electric vehicles are divided into two types: electric and electric motorcycles. The mileage of electric vehicles is determined by the capacity of the battery pack. First of all, for electric vehicles, the 48V12A can run about 40 kilometers, the 4...

Whether it is an electric bike that exceeds the standard or a national standard electric bicycle, it will be a means of transportation for the general public in the near future. Electric bicycles or electric bicycles have entered thousands of households and are closely related to people's...

The maximum charging current that lithium-ion batteries can accept is usually 1C or even smaller. The so-called 1C charging rate refers to charging at a current rate of 1 times the capacity, with a charging time of 1 hour. In fact, to achieve a long lifespan of lithium-ion batteries, it is bas...