engineering themed concept on bamboo with empty notepad sheets and cables, soldering irons, pcb, cleats, powersave bulbs

3d bamboo blank board bulb cable circuit cleat cleats collage color colored colorful concept cooling copy creative electric electrician electricity empty energy glass illustration insulating insulation iron lamp light material multi network notebook notepad open organic paper plant plug power printed radiator saving soldering space tape terminal themed thread wallpaper white wire wood