动力组：红外高速遥控器（IR Speed Remote Control）（乐高LEGO 8879）

Control the speed of your LEGO® Power Functions motors!

Take command of your LEGO® models with this remote control. Add a LEGO Power Functions IR Receiver, battery box and motors (sold separately) to your LEGO creations, and then use this handy remote control to control the speed!

• Features 4 RC channels, 2 stop button and 2 direction control switches!
• Use the jog wheels to control your motor speed!
• Requires 3 AAA (1.5v) batteries, not included.