A lot of something refers to a large quantity or amount. In this context, "a lot of storage space" means there is an abundant or ample amount of room for storing items in a particular location or device.
Sentences with «lot of storage space»
A color coordinated walk - in pantry with lots of storage space of staples like dried fruit, nuts and cookbooks. (thespruce.com)
You will discover lots of storage spaces in your kitchen, with plenty of wooden cabinets. (effectivecoverage.com)
But usefulness also extends to lots of storage space for big - box buys. (rismedia.com)