The Electro-Harmonix Nano Switchblade Pedal delivers a high quality channel switcher in a compact die-cast package. The compact battery-operated channel switcher takes you back and forth between 2 different amps, cabinets, or pedalboards. The ruggedly built EH Nano Switchblade is amazingly compact and will save you valuable pedalboard space! Power your Switchblade stompbox with a 9V battery or an optional 9V 100ma tip-positive AC adapter with an 1/8" plug. Enables switching between two amps, cabs or pedalboards Small die-cast case saves valuable pedalboard space Rugged construction