Geeetech Prusa I3 pro W Building Instruction page 91

Shenzhen GETECH CO.,LTD
(Use the transparent pictures of Pro W to conveninently display the inner part to the
user.）
Step4. Mount the PSU (Power supply unit) on the right side panel with 2 M3 x 10mm
screws,M3 washers.
Pay attention to the switch on the right side of the PSU, there are two options of
voltage: 110 V and 220V, choose according the standard in your country. As shown in
the following picture. Remove the yellow paper; you can use some hard sticks to
reach the switch.
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