Features: The rotating light learning board is uniquely to increase the fun. DIY soldering practical training: suitable for soldering skill practice and improve electronic component soldering skill. Multiple color running light effect: SMD running light kit variety of color-changing running light effect, excellent visual effect. Teaching aids: can be used for electronic skill training, student practice courses DIY production for amateurs. Electronic enthusiasts: users who are interested in electronic components and welding and want to improve related skill through DIY. As teaching aid, can be used in school electronic technology practical courses science and technology creativity activity. Specifications: Material: ABS Size：about 85.6x54x2mm/3.37x2.13x0.08in Package Includes: 1Set SMT Running Light Board note: Due to light and screen difference, the item color may be slightly different from the pictures. Please allow 0.5-2cm differences- due to manual measurement.