Use: Connecting a 9V battery to a power connector to power an effect pedal without battery case.
Guitar Effects Pedal 9V Battery Snap Connector Right Angle Plug SPS-9VBAT-L
9V Battery Clip Converter Snap Connector 2.1mm * 5.5mm Female Plug for Guitar
Stagg SPS-9VBAT-L Guitar Effects Pedal 9V Battery Connector
EXTRWORY 9V Battery Box Cover Holder For Electric Guitar Bass Stainless Steel Replacement Battery Compartment Part Musical Instrument Accessory(A)
LR Baggs Battery Bag for 9v battery
FENDER DIGITAL AUTO TUNER TX-1000 & Case- Requires 9v Battery