Universal Smart Battery Charger, Kamisafe Joinrun S4 4-Slots LCD Display Intelligent Charger Compatible with Rechargeable Batteries Ni-MH Ni-Cd AA AAA Li-ion LiFePO4 18650 26650 16340 RCR123 - SAFETY DESIGN: Short-circuit protection, over-charge protection, over-heat protection and reverse polarity protection. The charger is approved with all kinds of quality standards such as CE, FCC and RoHS, and with Fire Retardant PC and ABS Materials, Intelligent Circuits and Worldwide Insurance. - UNIVERSAL CHARGER: it can charge simultaneously rechargeable batteries of different specifications (such as 18650, 26650, 26500, 22650, 18490, 17670, 17500, 17355, 16340, 14500, 10440, AA, AAA, AAAA, C sizes), and each charging slot load max. 800mA. - LCD DISPLAY: automatically detect battery power status, select the appropriate voltage and charge mode, cut off power at full or overtime, and integrated 3.8" LCD display to clearly show each batterys voltage, type, charging current and time. - TWO VOLTAGE INPUT OPTIONS: AC90-260V 50/60Hz 0.4A Max (Plug Input), and DC12V Car Charger Input (But the car charge is NOT included). - WHAT YOU GET: S4 smart battery charger, US-plug power adapter. 100% satisfaction and zero hassle returns guaranteed.