9 volt DC, regulated, 1500 mA AC adapter. UL Listed. Accepts worldwide 100 V - 240 V input, has a US/Canada style plug, and is power strip friendly with a slim profile. For output, it has a center positive 2.1 x 5.5 mm output barrel plug.
This is the replacement OEM power supply for all models of AxiDraw, EggBot, and WaterColorBot.