Features: Power ups your electronic projects with this adjustable voltage amplifier! This power supply allows you to adjust output voltages from ±3V to ±30V. For DIY enthusiasts and individuals seeking reliable power solution. From instruments to electronic devices, this power supply is perfect for a variety of applications. Experience efficient and dependable power supply for all your electronic needs. Specifications: Input 3.6-30V Output 3-30V adjustable Output Power: 20W (output power varies depending on the situation) Conversion efficiency: 68-89% Working current: 2.5mA Types: With Terminal / Without Terminal （Optional） Size: approx 60x34x15mm/2.36x1.34x0.59in Weight: 33g (with terminals), 29g (without terminals) Typical applications: Transport amplifier power supply RS232 RS485 RS422 bus power supply Low power power supply Car power supply Instrument power supply LCD backlit power supply Package Includes: 1PC Power Module note: Due to the problems of lighting effect and shooting angles, there will be certain tolerances in the product, please understand. Please allow 1cm errors due to manual measurement.