DAOKAI NE555 Welding Practice Board SMD Rotating SMD Rotating Flashing LED SMD Component Soldering Practice Kit 3-12V Skills Training Electronic DIY Kit

• 📚[PCB board]The components' marker name clearly mapped and labelled on PCB board, design is useful, makes it easy to assemble.This DIY Kits is for a great welding practice plate to enhance your experience and unparalleled inspiration.For product description, please refer to this link: https://bit.ly/47sOxz9
• 📚[Test]After the welding is completed, you can connect the 3-12 power supply, you can see the flashing LED lights, and quickly judge the welding effect.
• 📚[Soldering practice] This product is soldering learning assembly kit. with 125pcs components and 274 soldering joints for your practice.Basic soldering skill is required. This is a great little training kit for those who want to get a feel for SMD soldering.
• 📚[Application]This product is suitable for DIY enthusiasts, electronics enthusiasts, STEM students learning electronics and practicing soldering skills. Have fun with DIY electronics and learn new circuits.
• 📚[Package includes]You will get 1 Set of Rotating LED SMD Component PCB Board Soldering Practice Kit, 1 × 2 Slots battery box.

Product description： 1.Operating voltage: 3 - 12 V. 2.Board size: 89 x 58 mm/3.5 x 2.2 in. 3.Board thickness: 1.6 mm/0.06in. 4.Board material: international standard sheet, all tin pad, high strength fire drop material, can be repeated disassembly. 5.PCB board design is reasonable, are commonly used in the SMD components. 6.The middle of the circular circuit for the water lamp circuit, by the CD4017, NE555, light-emitting diodes, welding power can work. 7.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. 8.Number of components: 125 Number of solder joints: 274 Sample soldering time: 35 minutes Package includes: 1 Set of Rotating LED SMD Component PCB Board Soldering Practice Kit