Battery charging time: very very quickly. Both batteries were summoned. Battery life: very good. Power: very good. This much power I had only the screw with hammer drill from the competition. Everything I expect from a cordless screwdriver is met here. Am not a professional, but do everything at the house itself. The Makita has not left me so far down. Maybe find a professional something wrong with it; but for me the part more than enough of. Today I beat cream with it because the mixer has stopped working and the cake called: D