Ne555 Diy Electric Fan Kit Dc 4.5V Motor Pulse Width Speed Controller Kit Diy Electronic Soldering Practice Electronics Training

Description: 100% new and high quality. 555 pulse width speed controller kit, an electronic assembly kit, suitable for school electronics production training and assembly by electronics enthusiasts. Power supply voltage: 4.5V (DC) Board size: 70*51mm Color: as shown Package Included: 1/2/3Set Tips: Due to manual measurement , there may be 5mm deviation exist,hope you can understand. There are slight difference between the picture and the item caused by light brightness,hope you can understand. The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom's policies and EU Product Safety and Compliance laws.