homemade airsoft battery charger Answered
my friend is gonna sell me a smg for 15 dollars but without the charger. the battery is 4.8V and 400Mah.
so i was wondering if i switch its plugs on it and a usb cable that i can charge it
computer usb= 5V 500Mah------- to the batery-------4.8V 400Mah= battery
can i use this effectively