just recieved this email from laser community
Dear LC Members,
The voting round of the Instructables Challenge has begun! Cast your votes here: http://www.lasercommunity.com/vote_des.php
1) You must be a registered Laser Community member
2) You must be logged into...
and would the dot or beam be even slightly visible oh and one last thing is this just easily powerd by two aa's or do i need to build a driver thanks in advance...