Teaching Online Stand Specifications: Good Design for Online Teaching Lesson stand, like Guitar, Ukulee, Violin, Piano,Cello,Viola,clarinet,Oboe,Clarinet,Saxophone,and other Music online lesson teaching. Biggest Weight Capacity: 350g (0.7lb). Fit for Webcams, Smartphone Weight under 300g, smartphon only can allow with slim & thin protective case; Base Material: Iron Pull Rod Material: aluminum alloy Adjustable Height: 12''-18'' / 30cm-45cm Pull Rod Adjustable Capacity : 180 Degrees Top Platform Adjustable capacity: 30 degrees to 90 degrees. Color: Black and Silver Package Size: Approx 33*5*4cm Online Lesson Mount Includes: 1 x Adjustable Pipe ; 1 x Metal foldable base; 1 x Universal Phone Clip