Characteristics and Interoperability Dobe TNS-0122B N-S/N-S OLED Charging Dock Fit for Switch OLED Display (JOY-Con) L/R tiny handle Features Handle charging time ≤3.5 hours; utilise an intelligent MCU control circuit with built-in self-recovery insurance at the input end, as well as short- and over-circuit protection; It has four tiny handles that it can charge simultaneously; Two game card slots are available.