Uh, no. 
For long term storage, it's best for lithiums to NOT be fully charged. Or discharged.
But for peace of mind, maybe unbox them every few months, charge, use a bit to verify function and run the battery down a bit, the back in the box.
For long term storage, it's best for lithiums to NOT be fully charged. Or discharged.
But for peace of mind, maybe unbox them every few months, charge, use a bit to verify function and run the battery down a bit, the back in the box.