Provides a power solution for mobile computing needs. Give mobile computing a boost with reliable, high-performance power when and where it's needed. Nine DC output plug tips match popular Acer, Asus, Compaq, Dell, Fujitsu, HP, Lenovo, Sony, Samsung, Toshiba and more. Automatic voltage detection and adjustment removes the guesswork and reduces the risk of damage to sensitive mobile computers and other portable devices. There is also a convenient built-in USB charging port and an LCD screen for USB charger and output voltage. Ideal for power supply replacement, upgrade or spare power needs..