USB Power Step-Up Wandler, 5V USB auf DC 9V 12V Stromkabel, mit LED Display wi
Output current: 0.8A (12V), 1A (9V), or 1A (9V). ✔ SWITCH & LED INDICATOR: Our boost converter is equipped with a switch. You can use it to select between 12V and 9V DC. The compact design is very practical.