What's New

iOS10 Support

App Description

- If you connect a LED directly to the battery, you may damage the LED because the current is too large.
- This app allows you to easily calculate the optimal resistance value for the LED.

iPhone Screenshots

(click to enlarge)

LED-R/ LED Resistance calculator(No Ad) screenshot 1 LED-R/ LED Resistance calculator(No Ad) screenshot 2

App Changes

  • October 01, 2016 Initial release
  • November 23, 2016 New version 1.1.0