Switch effect. Allows you to individually switch on or off two effect loops, or connect both in series. Can also be inserted in the effects loop of an amplifier. The flexible true bypass pedal is completely passive; for using the LED displays, a 9V block battery or an AC adapter with negative internal contact (Palmer PW9V). Robust steel housing. Dimensions: 120 x 120 x 65 mm. Weight: 0,70 kg. In a black finish.