Gikfun Electronic LED Flashing Lights Soldering Practice Board PCB DIY Kit EK1874($11.96Value)

Description

The LED light flows from the inside to the outside, creating the effect of the exploding water lamp.The speed of LED flow can be adjusted to meet various demands. High quality PCB,Even beginners can easily weld successfully. High quality PCB, has clearly marked the electronics components, even beginners can easily solder successfully.Not for students under 16 yrs. Comes with user manual and online PDF file, which will guide you how to finish step by step, perfect for school basic electronics experiment projects. Left to right, red, yellow, red, yellow in order to install LED. The LED's anode corresponds to the square pad Operating Voltage: DC4.5-6V. PCB size: 100*80mm