Selecting the right 18650 2000mAh 3.7V lithium battery involves considering factors like capacity, voltage, chemistry, brand quality, discharge current, rechargeability, size, protection circuit, temperature range, and reviews. Ensure compatibility with your device, prioritize reputable brands for safety, and consider factors like discharge current and temperature range. Always follow safety guidelines and device specifications. Let's discuss further if you're interested in more details on battery selection. Read More

Cylindrical lithium batteries are divided into different systems of lithium iron phosphate, lithium cobalt oxide, lithium manganate, cobalt-manganese hybrid, and ternary materials. The outer shell is divided into two types: steel shell and polymer. Different material systems have different advantage Read More

Wearable devices should have a long battery life. Generally, if consumers have to charge their devices every day, they will be unhappy. With many of the best smartphones now having to be charged once a day or two, end users are clearly looking forward to improvements. The entire power management sho Read More

There is a saying that if the rechargeable battery is used properly, the best state will appear in a certain cycle range, that is, the maximum capacity. This depends on the situation. Sealed Ni-MH batteries and Ni-Cd batteries, if used properly (such as regular maintenance to prevent the generation Read More

The capacity of the battery is divided into the rated capacity and the actual capacity. The rated capacity of the battery refers to the amount of electricity that the battery should supply when it is discharged to the final voltage at a rate of 5 hours at an ambient temperature of 20°C and 5°C, and Read More

With the development of economy, people have higher and higher demands for material life and spirituality, and more and more intelligent devices are entering the people's homes. The sweeping robot, also called the lazy sweeper, is an intelligent household appliance that can automatically vacuum the Read More