<p>This compact voltage meter is designed for accurate measurement of USB power sources and battery capacities.</p><p>Ideal for testing charging cables, power banks, and other USB-powered devices, it provides real-time voltage and current readings.</p><p>The clear digital display ensures easy reading of measurements, even in low-light conditions.</p><p>Built with durable materials, this tester withstands regular use while maintaining precision.</p><p>Its lightweight and portable design make it convenient for both home and professional use.</p><p>The device supports a wide range of voltage inputs, compatible with most standard USB power sources.</p><p>Simple one-button operation allows for quick switching between different measurement modes.</p><p>Perfect for troubleshooting charging issues or verifying power output from various devices.</p><p>The included protective case helps prevent damage during storage or transport.</p><p>Available in multiple color options to suit different preferences.</p><p>Whether you're an electronics enthusiast or just need to check your charger's performance, this tool offers reliable functionality.</p><p>An essential gadget for anyone who regularly works with USB-powered equipment or needs to monitor battery health.</p>