mBot Add-on Pack - Servo Pack (MB-98052) Makeblock

mBot servo pack is a 3-in-1 pack based on mBot. 

"Dancing Cat", "Head-Shaking Cat" and "Light-Emitting Cat" with mBot and the components in this pack.
mBot servo pack makes mBot more vivacious and enjoyable, which is of benefit to children's creative thinking.

The first cat: Dancing Cat
Dancing cat dances with music, waving little claw, calling you home.

The second cat: Head-Shaking Cat
Looking around for you with its big eyes.
Cute, lively and cheerful.

The third cat: Light-Emitting Cat
A nice cat brightens up your life.
The light pierces the darkness,
It's brighter in the sun.