0.3 mm layer height.
40% infill
no support

Material needed.

• power locker switch fused
  Be care when you choose power rocker.
  I used 1.5mm type which is the same with case's wall thickness. fits well.
• fuse ~ 5A
• screws ; m5x8 -3-pcs, m3x8 -1-pcs.
• zipties
  https://www.aliexpress.com/item/NEW-HIGH-QUALITY-Red-Light-Power-Rocker-Switch-Fused-IEC-320-C14-Inlet-Power-Socket-Fuse/32720278625.html?spm=2114.01010208.3.1.47rnKq&ws_ab_test=searchweb0_0,searchweb201602_1_10152_10151_10065_10150_10068_10136_10137_10138_10060_10062_10141_10056_126_10055_10054_10059_10099_10103_10102_10096_10148_10147_10052_10053_10050_10107_10142_10051_10143_10084_10083_10119_10080_10082_10081_10110_10111_10112_10113_10114_10078_10079_10073_10070_10123_10120_10124,searchweb201603_4,afswitch_1_afChannel,ppcSwitch_5&btsid=d4f167a0-fca6-48b3-a22d-33ecddff28fb&algo_expid=f1c52a62-79c5-4807-8168-ab3ea9ee3699-0&algo_pvid=f1c52a62-79c5-4807-8168-ab3ea9ee3699