A leading electronic company from South Korea, Samsung are one of the worlds most recognisable figures. Not only are they known for phones, TV and tablets, they also produce batteries. More specifically 18650 batteries, which are the most common batteries used in vape devices. Their Samsung 25R battery is one of the more recognisable batteries in the vaping market, due to its green colour wrap. It features 2500mAh, battery voltage of 3.7v and a Li-Mn IMR core. The battery itself is a flat top high drain battery, perfect for most devices currently on the market.