All in all, Love your batteries,please choose a good charger.Like the New i4.I think you will like it.
New Original Package Nitecore I4 Digicharger 18650/14500/Li-ion Rechargeable Battery Charger Universal Charger + Charging Cable
The Intellicharge i4 is a universal, automatic smart-charger compatible with almost all types of rechargeable batteries thus eliminating the need to own several chargers. The i4 is able to automatically identify Li-ion, Ni-MH and Ni-Cd rechargeable batteries and apply an appropriate charging mode (Constant Charge Current (CC), Constant Charge Voltage (CV) and Trickle Charge). Each of the i4`s four microcomputer-controlled charging slots is capable of monitoring and charging batteries independently. Additionally, yellow and blue powercharging status indicator lights could visibly indicate battery status and charging process. i4: The all-new highly advanced smart charger. It`s as simple as insert, detect, and charge.
·Capable of charging 4 batteries simultaneously
·Each of the four battery slots monitors and charges independently
·Compatible with and identifies Li-ion (26650, 22650, 18650, 17670, 18490, 17500, 18350, 16340(RCR123), 14500, 10440), Ni-MH and Ni-Cd (AA, AAA, AAAA, C) rechargeable batteries
·Optimized charging design for IMR batteries
·Features three charging modes (CC, CV and Trickle Charge)
·Automatically detects battery status and selects the appropriate voltage and charge mode
·3 Color LED displays charging progress for each battery
·Automatically stops charging when complete
·Features over-charge prevention to protect batteries
·Features temperature monitoring to prevent overheating
·Made from durable ABS (fire retardant / flame resistant)
·Features reverse polarity protection
·Designed for optimal heat dissipation
·Certified by RoHS, CE, FCC, CEC and KC