Model Number: CA54IC Key Specifications/Special Features: Input: 12-24V DCOutput: 5V DC, 2.4ACompatible with most of mobile phones, music players, SAT NAV and GPS systemsCharge your USB device on the moveCompact design and lightweight, simply plug into your car's cigarette lighter socket and chargeFully short-circuit protectionCE certified in the input plus fuse 2A/63V Input Voltage current 12V -24V DC Output Voltage & current 5.1V Dc ± 5%, 2400mA Switching Frequency 100kHz Output ripple voltage <200mV output noise <200mV Over current protection TYP current limit 2.5A Output efficiency UP to 90% product certificate CE Dimensions 53.7mm*29.25mm weight 12g Customized colors Black, white, red, rose, blue, yellow, green Smart IC customized USB pins Normal or customized Packaging Bulk or blister or color box Quantity Warranty 0.3% replacements or 1 year