Description: Versatile and Precised: This high-precision handheld 0-10V/5V voltage and 0-4-20mA current signal generator offers multiple output ranges (factory default is 0-10V/0-20mA) and display modes Feature: It features a 4 digit bright digital tube for precised adjustment with an accuracy of 0.01, and the output can be calibrated(without battery) Advance Protection: The adjustable signal generator comes with short-circuit protection for output, reversed connection protection for power supply, and overcurrent protection during lithium battery charging/discharging. It also has an automatic charging management system with a power indicator Easy to Use: Voltage and current adjustments can be switched at the touch of a button, with independent wiring for simultaneous output. It offers coarse/fine 2-mode adjustment, adjustable rotation number setting, and customizable quick adjustment mode Sturdy Material: The Current Voltage Analog Simulator features an thin matte anti-slip shell that is comfortable to hold, elegant aluminum alloy knob, electroplated buttons making it aesthetically pleasing as well as functional. Made from sturdy pp material measuring 100x60mm in size Specification: Voltage Output: 0-10V Current: 0-20mA Size Chart: 10x6cm/3.94x2.36inch Package Includes: 1set Signal Generator (without battery) Note: Please allow slightly errors due to manual measurement and different monitors.