16mm light switch, rubber button

The lighted switch begins to work if the flashlight is turned off, 

When the battery is fully charged and the voltage is 4.2V
Blue light consumption current 9.4mA,
Orange light consumption current 14mA,

When the battery is low and the voltage is 3.0V
Blue light consumption current 2.74mA,
Orange light consumption current 6.8mA,

Notice that it's not compatible with the biscotti firmware. 

Notice that the metal button can not be replaced by the rubber button because of the size.

Here are photos to show how to install it, 

Here is the effect of the orange-lighted switch