Specifications SPPS C305C Output Voltage 30V Output Current 5ASPPS C3010C Output Voltage 30V Output Current 10ASPPS C605C Output Voltage 60V Output Current 5ASPPS C1203C Output Voltage 120V Output Current 3AInput Voltage AC 220VDisplay LED screen for precise voltage and current readingsDimensions 7 6x3 3x6inRechargeable functionality with internal batteryFeatures ★Battery Charging Function with Reverse Polarity Protection to Prevent Damage caused by Reverse Connection★Battery charging Function with Overcharge Protection automatic power off when full★Output ON OFF OCP Function★ USB A Quick Charge Supports PE1 1 2 0 APPLE BC1 2 AFC FCP QC2 0 QC3 0★USB C Quick Charge Supports PE1 1 2 0 APPLE BC1 2 AFC QC2 0 QC3 0 PD3 0★Knob with Buzzer can be set to mute 1 Precise Output Control Adjustable voltage and current options with real time LED display ensure reliable and accurate power supply performance for various testing and operational needs 2 Rechargeable Design Equipped with an internal battery the power supply offers continuous operation without requiring constant AC input enhancing convenience for mobile or on site tasks 3 Safety Protection Mechanisms Integrated over voltage over current and thermal protection safeguards connected devices while ensuring stable operation under different conditions 4 Multi purpose Application Ideal for laboratory testing industrial applications DIY electronics and educational projects with versatile functiona