Would you please use the LED of a flashlight with size 5 batteries to make it glow with a No. 3 or 7 ordinary battery?
Yes, make the bulb light up. It's mainly the two voltage. To meet the requirements of the bulb, the bulb has a specificationFor example, No. 5, No. 7, and No. 3 are all 1.5V, which can make LED shine
Use a LED with 5 batteries, and use a 3 or 7 regular battery to make it glow.
There will be no change in brightness, but the duration will change, for example, when the number of batteries in 3 is the maximum, it will take longer
