Model Number: CA5542-#0229 Brand Name: MITSUGAWA Key Specifications/Special Features: Patent protected car chargerOne port for Apple devices and one port is for Android devices.Charging 2 devices simultaneously when on the goOver current and shortcut circuit protectionFor most of smart phones and tablets. 2.5A/32V Input Voltage current 12V DC,1.6A ; 24V DC 0.8A Output Voltage& current 5.V dc, 4.2 A total Switching Frequency 150kh Output ripple voltage<100mV output noise< 150mV Over current protection TYP current limit 3.4A Output efficiency UP to 90% Product certificate CE Dimension 56.6mm*32.3mm Weight 32g Customized color silver,red,green, etc Smart IC customized USB pins Normal or customized Packaging Bulk or blister or color box Quantity Warranty 0.3% replacements or 1 year