1A is the maximum draw you can take from the wallwart. the laser's driver will limit the currentI think 1A is too much. :thinking:
Jim
USA DC 3V 1A Switching Power Supply adapter 100-240 AC | eBay
positive to case
negative to spring
its a green pointer right?
yep that's the one you need.
USA DC 3V 1A Switching Power Supply adapter 100-240 AC | eBay
Thanks bobhaha for clearing that up