9 VDC 1000mA regulated switching power adapter - UL listed Shipping:4-6 Days if 3 uses of that

if 3 uses of that is taken up by the dead time

which helps them explore the related science knowledge and understand nature phenomenon

±2/±4/±8 g selectable acceleration full scale

5 × 1 mm extended motor shaft

* Holding Torque: 48N

9 VDC 1000mA regulated switching power adapter - UL listed Shipping:4-6 Days if 3 uses of thatThis is a really nice power supply. It's a switching DC supply so it's small and light and efficient. It is thin so it fits in power strips without blocking other outlets. The output is regulated so you'll get a steady 9V up to 1000mA (1 Amp) of current draw. 5. 5mm 2. 1mm barrel jack, positive tip. This supply is designed to work anywhere in the world, 100V 240V AC wall power, you'll just need a low cost plug adapter. New! This adapter is now CE UL