COVVY Rotating LED SMD NE555 Soldering Practice Board DIY Kit Fanny Skill Training DIY Kit Electronic PCB Board Module Suit

• This great DIY Kits is for a great welding practice plate to enhance your experience and unparalleled inspiration.
• The left and right 3 columns of components are used to practice welding, and each column has test points.
• The back side of the circuit is also used, with a ruler to facilitate the measurement of components.
• After welding, just connect electricity (3-12V) to see the effect. You can quickly judge the welding effect.
• Water lamp circuit, PCB size 85.6mm(L)x 54mm (W) x1.6mm (H).

The solder learning kit has proper circuit design with led indicator, easy to check your soldering result, them will be a flashing LED light after soldered and powered with 3-12V, very interesting effect. Features - Board material: international standard sheet, all tin pad, high strength fire drop material, can be repeated disassembly. - PCB board design is reasonable, are commonly used in the SMD components. - The left and right of the three components are used to practice welding, each column with a test point. - The middle of the circular circuit for the water lamp circuit, by the CD4017, NE555, light-emitting diodes, welding power can work. - The circuit is also used on the back, a ruler to facilitate the measurement of components. There are examples of PCB conductors to facilitate the use of PCB design. - The circuit voltage 3 ~ 12V - This kit contains all the elements of the following photos. Specifications: Power supply: 5V Color: Blue Size: 85.6mm(L)x 54mm (W) x1.6mm (H) Package List: 1 Set of DIY PCB Board With All Components