Hello i just ordered the nitecore i4 charger for my efest imr 18350 batteries and looking at the specs for the charger i find it has a charging rate at 750 ma will it be safe to charge my batteries at this level thank you.Sysmax NITECORE Intellicharger i4 - Charge 4 Batteries At Once [gv-NitecoreIntellicharger-i4] - $29.95 : GotVapes.com, E-cigarette Supplies - Atomizers Cartomizers Mods Juice and more