Two Trees TTS-55 Laser engraver review with assembling instructions and test engravings, cuttings

Two Trees TTS-55 is a new generation of laser engravers with working area of 300x300 mm. The laser power of tested diode laser is 5.5W and it has unique laser module holder where we can adjust the focus by rotating the screw of the holder. This machine has possibility to work over WiFi and SD card over the smartphone application.