3x Mini White LED & PCB Sequencer Chaser Follower Scroller DIY KIT NE555 CD4017

2x ROUND JUMBO RED LED Follower Scroller Chaser DIY KIT NE555 CD4017 - USA

2x ROUND JUMBO Green LED Chaser Follower Scroller DIY KIT NE555 CD4017 - USA

2x BLUE LED Light Chaser Sequencer Follower Scroller Assembled KIT NE555 CD4017

2x Round Large Sequencer Chaser Follower BLUE Frost LED DIY KIT NE555 CD4017-USA

Nano V3.0 ATmega328 CH340G 5V 16M Micro-controller with Mini USB Cable

Nano V3.0 ATmega328P CH340G 5V 16M Mini-USB Microcontroller Board

2x WHITE Frosted LED Chaser Follower Sequencer DIY KIT NE555 CD4017 GREEN-PCB