Features:Four-channel independent special charging management IC, can effectively support a variety of mobile phones to charge.Charging identify IC is compatible for apple android full series of products.It supports 4 channel USB to charge in 2A current at the same time, big current and fast charging, the total output current can be up to 8A.Input uses MOS tube reverse connect protection, maximum increases the conversion efficiency and reduces the loss.Output has over voltage protection.Ultra wide 8-35V input voltage, can perfect support 12V and 24V cars.Synchronous rectification scheme can effectively reduce heat, improve efficiency and highest efficiency can reach 96%.Advanced flat choke coil large current inductor, less heat, high conversion efficiency.Four high quality SMD capacitors and large capacity MLCC capacitor, lower output ripple.High quality double gold plated USB port, the life is 2 times of ordinary USB .Support mobile phone, digital camera, tablet computer, navigation, vehicle data recorder and other USB powered equipment.It can charge 4 mobile phones at the same time, maximum 2A for single USB, total 8A for 4 channels.Various types of input and output methods, support terminal input, DC input, output support 4*USB output, terminal output 5V.Specification:Input Voltage: 8-35VDCInput Current: 5.5AOutput Voltage: 5.2VOutput Current: 8ADynamic Response Speed: 300us (load current change 5%)Conversion Efficiency: 95% (12V to 5.2V3.5A measured, efficiency is related to voltage difference and load size)Load Regulation: 0.2-0.3% (10%-50% load 12V input measured)Ripple & Noise:120mVP-P(20MHz bandwidth 12V 5.2V 3A measured)Switching Frequency: 100KHzNo-Load Current: 18mA(12V car 5V measured)Fixation Method: M3*1, M2*2Weight: 40g / 1.4oz (approx.)Package list:1 * Module.