Secondary battery (component)
Small battery component
Round-shaped batteries with core safety factor, safety device, is being manufactured and it is applied in the product such as power tool, household appliance (wireless cleaner, etc.), low-emission vehicle (LEV), and electric vehicle (EV), which are the major products we often use during our daily lives.
ESS (Energy Storage System)
ESS is a device with "large-sized external battery," in which power is stored and used when necessary. It is receiving spotlight in new regenerative energy and smart grid business. Depending on its purpose, it is classified into electric power, commercial-use, household-use, and communication solution. Especially, ESS is regarded as essential component in the field of eco-friendly energy industry.