Features: Used as a regular boost power supply with overvoltage/overcurrent/over power/over temperature/under voltage protections; This product have a constant current function and can charge various small rechargeable batteries within 0.6V-30V within 15W; Elevates your electronics with the USB voltage regulator, a tool that boosts 5V to 12V and features integrated voltmeter, ammeter, and PWM generator. The USB voltage regulator offers high accuracy digital displays, ensuring you get exact readings for voltage, current, and frequency. Suitable for electronics enthusiasts, engineers, and students, this device is for anyone involved in detailed electronic work or education. Whether it's for laboratory research, DIY electronics projects, or educational demonstrations, the USB voltage regulator provides reliable power boosting and measurement capabilities. Enhances your toolkit with the USB voltage regulator user friendly interfaces and portable design, making it perfect companions for on the go troubleshooting and innovation. Specifications: Component:Electronic Component Size:Approx.81x36x14mm/3.19x1.42x0.55inch Package Includes: 1pc USB Voltage Regulator 1pc Cable 1pc Tool note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.