A Small, Cheap Micro-Spectrometer - Review [Pt 1]

This is the TLM-2 spectrometer from Torch Bearer. It has both a PC and a mobile application. This device is going to be soon released on Amazon and we wanted to review it before that happens (currently only available here in China). Link to the TaoBao store where I got bought this device (note only available in CN): https://m.tb.cn/h.gjxXjhL2so3DXXN?tk=w4cg3XmKL2i Quantum Dot Synthesis: https://www.youtube.com/watch?v=Nkf-eMdJ6Is TaoBao consigning services: https://baohero.com/buy-from-taobao https://letschinese.com/how-to-order-from-taobao/ https://wise.com/en-cn/blog/how-to-buy-from-taobao-guide https://global.cainiao.com/ Lao Kang's Bilibili videos (the creator of the first spectrometer that we reviewed) https://space.bilibili.com/349890769 00:00 Introduction 01:55 Introductions 04:27 Product and features 09:43 Testing LEDs 16:03 Testing a high pressure sodium lamp 19:13 Testing laser pointers 24:30 Testing a CFL lamp 27:15 End of part 1 30:11 Close out