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soft rubber breathable design
Adopt TPU+PU leather material
Size: 55 x 40mm
Radiation protection product test: Test effects of radiation-proof clothes
One Package Size 29cm * 21cm * 3cm / 11
NEJE N40630 7.5W 450nm Laser Engraver Module Kits, N40630 Knife Sharpener soft rubber breathable design1. Designed for laser engraver, 3D printer, CNC mill, arduino project. 2. 7. 5W Optical power output, 4mm plywood from 1 pass(speed 100). 3. More Safety, Built in protective glass to protect eyes! Even without wearing protective glasses, the operation is more comfortable. 4. More Quiet, Intelligent drive adjust the cooling fan speed according to laser temperature. 5. Easy use, Digital PWM wave pulse signal generator adjustable frequency duty cycle