General description Charge up to four devices simultaneously with the 2X Portable DC Power Adapter. This multiport adapter is perfect for emergencies, allowing you to power various smartphones and tablets without waiting. Technical specifications Input Voltage: DC 8V-35V Output Voltage: DC 5V Efficiency: 90%-96% Output Power: Each white USB port: 10W max. Green USB Port (Charging): Max. 18W Color: Black Material: ABS Measurement allowed error: +/- 1-3 cm Other information Stable and Reliable: Each port can automatically detect the exact current your device may need and stably distributes the right amount of current. Protection features: Reverse polarity, overheating, low voltage, and overload protection. Package Contents: 2 x 12V USB Charger (other products not included). Note: Light reflection and different displays may cause the color of the item to differ slightly from the real thing.