Battery Basics

The Parrot AR.Drone 2.0 uses a 3-cell, 2000mAh, 11.1V Li-Polymer battery. This battery provides a flight time of about 20 minutes. Its compatibility with the AR.Drone 2.0 is key for smooth operation. The battery has a discharge rate of 20C, ensuring optimal performance during flight. Use it properly for the best experience. Li-Polymer batteries, or … Read more

AG13 batteries are single-use, 1.5V alkaline button cells. Each cell has a capacity of 138 mAh. They measure 11.6 mm in diameter and 5.4 mm thick. AG13 batteries work well in devices such as watches and hearing aids. They have a shelf life of 3 years and function well in temperatures from -10C to +60C. … Read more

To create a 72V battery with 3.2V lithium cells, connect 23 cells in series (72V / 3.2V). Each cell usually has a capacity of 3.3Ah. Therefore, the total capacity of your battery pack will be about 3.3Ah. This setup effectively achieves the required voltage of 72V. Understanding the optimal lithium-ion pack configuration is crucial for … Read more

A six-volt battery has three individual cells. Each cell produces about 2.1 volts when fully charged, resulting in a total output voltage of around 6.3 volts. These batteries are often found in devices like golf carts and solar power systems. Knowing this helps you select the right battery for your needs. Lead-acid batteries come in … Read more

A 52-volt battery typically has 84 cells. It features 14 series groups in a 14S-6P configuration, with each group containing 6 parallel cells. The overall setup includes 14 banks, each holding 6 cells, creating a total of 84 cells to achieve the desired battery capacity. In terms of cell configuration, the most common setup is … Read more

A nominal 48V lithium-ion battery typically consists of 15 cells arranged in series. For a nominal 51.2V configuration, 16 cells are used. These configurations ensure optimal performance and efficiency, reflecting common industry standards for lithium-ion batteries. The capacity of a 48V Li-Ion battery depends on the amp-hour rating of the 18650 cells used. Most 18650 … Read more

A 40v Ryobi battery pack typically has 12 lithium-ion cells, since each cell is 3.2v. The calculation is 40v divided by 3.2v, resulting in 12.5 cells. For a 36v battery pack, you’ll find about 11.25 cells. Knowing the battery voltage assists in understanding the power capacity. The capacity of the 40V Ryobi Battery Pack generally … Read more

A 3V battery usually means the CR2032 coin cell. This battery is a single cell with a nominal voltage of 3.0V and a typical capacity of 210mAh. It is a non-rechargeable battery. CR2032 cells are commonly used in electronic devices like watches, calculators, and remote controls. A standard 3V lithium coin cell battery can contain … Read more

A 30-volt lead-acid battery typically contains 15 cells connected in series. Each cell has a nominal voltage of 2 volts. This cell configuration allows the battery to achieve 30 volts. Lead-acid batteries are rechargeable and often used in various applications. Charging involves three stages: constant current, topping, and float charge. In constructing a DIY lead-acid … Read more

A 3.7V lithium-ion battery usually has one cell. To increase voltage, you can connect multiple cells in series. For instance, three cells create an 11.1V battery, and four cells generate 14.8V. Each cell contributes around 3.7 volts to the total output, allowing for various voltage configurations based on cell count. These batteries can be arranged … Read more