Low Battery LED Light

Tags:
Low Batteries Hacks Led Light Flaslight DIY
krmak
  • Submitter:
    krmak
  • Visits: 1,543
  • Subscribers: 4
  • Comments: 0
  • Updated: 16-Nov-08
  • Videos: 10
  • International English
  • Comments: 4
  • Views: 740
  • Added: 09-Mar-08

If for some reason you want to use 3V LED's on 0.5 V this a good way to do it...
And this also a great way to see if your battery is really dead..
You can use this circuit in many, many different ways..

  1. Categories: How To, Science & Tech
Comments on

Low Battery LED Light

4 Comments | Add Comment 4 Comments | Add Comment
 
Family Filter Off