Looks like a Pez dispenser.
The missus has one of them. The sweets taste like batteries.
(
Dervel OTBC,
Wed 4 Nov 2009, 16:48,
archived)
That's a vibrator
and those actually are batteries
(
Marty McFly can't grate cheese without getting angry,
Wed 4 Nov 2009, 18:18,
archived)