Description
 
Turn the Knob to increase or decrease output, and control brightness, sound frequency, or speed.
 
Features

The magnetic back of Neuron blocks makes it possible to place your gadget on a magnetic surface like whiteboards

The redesigned magnetic Pogo Pin-connectors effectively prevent blocks from being connected incorrectly
Metal knob block with greatly improved durability
 
Specifications

Operating Voltage: DC 5V
Interface Type: Magnetic Pogo Pin
Drop Resistance: 1.5m
Lifespan: ??100000 cycles
Operating Temperature: -10??C ~ 55??C
Operating Humidity: < 95%