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=...

Quantum Dot Synthesis:
   • Quantum Dots made with… olive oil?  

TaoBao consigning services:
https://baohero.com/buy-from-taobao
https://letschinese.com/how-to-order-...
https://wise.com/en-cn/blog/how-to-bu...
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