This is a latching switch (alternate type), a standard external switch for effects pedals, used for channel switching on an amplifier. The battery is only used to light the LED and will function even without power. *Batteries are not included due to shipping restrictions. *This is a used item, so there may be some scratches and dirt. Please refrain from purchasing if you are concerned about this. *We strive for prompt service, but please understand that the item may be sold on another site before it is sold here. #FS5L #FS_5L #Footswitch #BOSS