18650 lithium-ion batteries can be used in many different applications, including but not limited to:
1. Electric tools: such as electric drills, electric hammers, etc.;
2. Electric bicycles, electric scooters, electric motorcycles and other means of transportation;
3. Electronic equipment such as drones and intelligent robots;

4. Mobile devices such as mobile phones, tablets, and laptops;
5. Energy storage systems such as solar photovoltaic systems and wind power generation systems;
6. Lighting equipment, electric toys, portable power supplies and other consumer electronics products.
In short, 18650 lithium-ion batteries are widely used in occasions that require high energy density, long life and light weight.

Therefore, I recommend TEFOO ENERGY standard lithium battery, which is convenient for operators to carry out mobile indoor and outdoor operations. Providing continuous, efficient and stable mobile power supply has become the greatest guarantee for the normal operation of such equipment. The solution uses high-performance batteries, so that the entire battery has the characteristics of high energy ratio, light weight, small size, high cycle life, high safety, and high consistency. The battery is very convenient to use, and the original battery can be directly replaced on site.