10-05-2017 10:12 PM - edited 10-05-2017 10:12 PM
Not unless your manual says so. Most can't. What does your battery list as it's voltage? Most USB ports supply 5 volts at 1/2 amp max. If you have a battery that needs to be charged to 7 volts or more it's not going to happen by pushing 5 V into it.