Sculpfun recently sent me their S9 laser to review. Subsequently they just sent me the Sculpfun S9 Upgrade Kit which is a 33 watt laser.
How to DIY Kit's Gift for Children's Day With Sculpfun S9 Upgrade Kit - S30 Ultra 22W/33W? #gift
Review of the Sculpfun S9 5.5W Diode Laser, with tips and tricks!
SCULPFUN S9 to Sculpfun S30 Ultra 33W Upgrade Kit
Sculpfun S9 33 Watt Upgrade Kit Observations
Sculpfun S9 Upgrade Kit 33 Watt Review - John's Tech Blog
SCULPFUN S9 Upgrade to S30 Ultra 33W/22W Laser Module with 32-bit Motherboard High-speed Air Assist Pump &X Y Limit Switch
SCULPFUN S9 Laser Engraver Upgrade kit to S30 Ultra 22W, air Assist, with 22W Laser, 32 bit Main Board, Limit Switch, for Sculpfun S9/S6/S6Pro/S30/S30Pro/S30Pro Max Laser Engraving Machine(S9 Up 22W)
Sculpfun S9 Upgrade Kit 33 Watt Review - John's Tech Blog
Sculpfun S9 Upgrade Kit 33 Watt Review - John's Tech Blog
Sculpfun S9 to 22W|S30 Ultra Upgrade Kit-22W
How to Upgrade Your Sculpfun S9 to 22W/33W|Step by Step|S30 Ultra Upgrade Kit-22W & 33W
How to Upgrade Your Sculpfun S9 to 22W/33W|Step by Step|S30 Ultra Upgrade Kit-22W & 33W
Sculpfun S9 to 22W|S30 Ultra Upgrade Kit-22W