At 11:43 AM 5/31/2005, microsoftwarecontrol wrote: >it is for child's milk bottle. >It is designed as heating water, then >water heating bottle. > >I only make small pcb, <100mm long. > >air bubbling? I will try and need >to find a air fan. what kind fan >will do? You'll need a pump, the sort that you would use with fish in an aquarium. They also sell the air stones and tubing that you'll need. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist