Dual Battery Selector Switch with Cup Mount Flood Lights It is perfect for uses

It is perfect for uses requiring maximum reliability and is an ideal travel regulator

Connectivity :  USB ~ Bluetooth ~ AUX ~ Camera

Nickel plated copper contacts ensure corrosion free

Designed for quality audio entertainment in the harsh marine environment

M75 (Mask) + SN60 (Snorkel) + FK31 (Fin) + Mesh Bag

Dual Battery Selector Switch with Cup Mount Flood Lights It is perfect for usesThe Perko Dual Battery Selector Switch allows the addition of an extra battery for accessories. This switch provides the flexibility of selection between batteries or combined operation of both batteries in parallel for starting or charging. It can also serve as an emergency main disconnect switch in the event of an electrical problem. All models are make before break design and are ignition protected. Four switch positions : Both "Off", Both "On",