Description: Convert 5V from USB chargers or power banks to stable 12V 0.75A (9W) with this compact boost converter. Features a real-time voltage display, 0.6m cable, and multiple output options: DC5521/DC5525/DC5010/DC4017 or cigarette lighter socket. Perfect for routers, LEDs, dashcams, and other 12V devices. Black ABS+PVC housing, size 48x26x15mm, weight only 40g. OEM service available for voltage, current, and connector customization. Ideal for on-the-go power solutions.