18650 Battery Charger 4 Slots,Universal Rechargeable Li-ion Battery Charger for 3.7V Rechargeable Battery 18650 18350 17670 17500 16340(RCR123) 14500, Ni-MH Ni-CD AA AAA Batteries This Li-Ion battery charger is supports 4-channel simultaneous independent charging without affecting.The 18650 battery charger 4 bays design can charge different types of batteries simultaneously.