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Samsung SDI is a renowned manufacturer of lithium-ion batteries, and their 18650 batteries are highly regarded in the industry. These batteries have a cylindrical shape, measure 18mm in diameter and 65mm in length, and are widely used in various applications, including high-drain devices, power tools, and electric vehicles. Samsung SDI 18650 batteries are available in both button-top and flat-top configurations, and with a range of capacities, discharge rates, and chemistries.

Samsung SDI 18650 batteries are known for their high energy density, long cycle life, and excellent performance in high-drain applications. They also have built-in safety features, such as overcharge protection and thermal cutoff, to prevent damage or overheating during charging or discharging. Samsung SDI 18650 batteries are a popular choice among flashlight enthusiasts and other users who require reliable and high-performance batteries for their devices.

It is essential to note that Samsung SDI 18650 batteries require proper handling and care, and should only be used with compatible devices and chargers. Users should also follow recommended charging and discharging procedures to ensure the longevity and safety of the battery. With proper usage, Samsung SDI 18650 batteries can provide a reliable and long-lasting power source for a wide range of devices.