The output voltage of a portable power supply is essentially the electrical pressure it provides to charge or power your devices. It's a crucial factor because different devices require different voltages to operate properly. . Check each product page for other buying options. Price and other details may vary based on product size and color. This product has sustainability features recognized by trusted certifications. Made with chemicals safer for human health and the environment. Manufactured on farms or in facilities. . This power supply is a necessity for all in-shop and field-service electrical technicians. Both the voltage and current output levels can be simultaneously read and monitored with the highly accurate meters. The separate output terminals for both AC and DC voltage provide convenient hookup. . At its core, a portable handheld variable DC power supply is designed to provide a stable and adjustable voltage output for a range of electronic devices. Unlike fixed power supplies, these units offer a range of voltages, making them incredibly versatile for experimental setups, electronics. . These power supplies are designed to keep your devices running in various situations, whether you're camping in the wilderness or dealing with a power outage at home. . This powerful little battery pack is very flexible, it can act as a 5 volt battery or a 19 volt battery with 14 steps in between. It can also act as a variable voltage UPS power supply. Outputs at 5V, 5. 5V, 6V, 6. 4V, 9V, 10V, 11V, 12V, 13V, 14V, 15V, 16V, 18V, or 19V. It. . Our AI beta will help you find out quickly. Did You Find It? Search Newegg. Get fast shipping and top-rated customer service.