Korea Occupational Safety & Health Law(in accordance with Construction Code in Japan)N/A, but the following products shall be complied the standard as A.C. tools when: (1) products can be used D.C. power supply connecting to A.C. mains, such as A.C.Adaptors, without battery or (2) products can be operated during indirect connection to A.C. mains for charging, with or without battery.