9V batteries or the nine-volt power cells can be both disposable or rechargeable batteries. These have obviously a voltage of nine volts. These are commonly used for industrial purposes. Though a 9V battery is also popular in most household items and portable devices. For instance, Energizer Industrial 9V batteriesgive an amazing battery storage life lasting for about 10 years and are best used to power high drain devices. Procell-Duracell Industrial 9V is another highly reliable power solution for both industrial and general-purpose. It includes medical batteries, batteries for the manufacturing sectors, commercial properties, utilities, education, and many other industries. Varta High Energy Industrial 9Vis another awesome choice of industrial batteries, having a shelf life of 10 years. Duracell Coppertop 9Vtakes pride for being leak-free and mercury free. This also comes from a highly reputable battery brand, delivering long lasting power to all suitable devices. These 9V batteries are mostly used to power pulse oximeters, remote control, blood pressure monitor, alarm panel, and many other applications.