Technical Parameters: 1. Active current output: range: 0~24mA; resolution: 0.01 mA; maximum load: 750;Precision:(0.1%+0.005) 2. Passive current output: range: 0-24 mA; resolution: 0.01 mA; external power supply up to 30V;Precision:(0.1%+0.005) 3. Voltage output: range: 0-24 V; resolution: 0.01v; maximum current 30mA;Precision:(0.1%+0.005) 4. 24V voltage output: drive current: 24mA;resolution: 0.01 mA;Precision:(0.1%+0.005) 5. Current input measurement: range: 0-24 mA; resolution: 0.01 mA; input impedance:100;Precision:(0.1%+0.05) 6. Voltage input measurement: range: 0-30 V; resolution: 0.01 V; input impedance: 2M;Precision:(0.1%+0.05) 7. PWM output (frequency):Range: 0-9999Hz 8. A sngle 3.7V 3000mAh lithium battery power supply; Standby time is 26 hours;the using time varies, based on the usage(It can be 8-10 hours with 20mA continuous output) 9. Operating environment: 0 C - 50 C 10. Internal reverse and overcurrent protection; protection voltage:30V 11. Output automatically 12. Size: 92mm x 72mm x 30mm Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on color:As shown Material:ABS Package Contents: 1 x FNIRSI SG-003A Multifunction Signal Generator Calibrator 4 x Test Clips 1 x Type-C charging cable 1 x EU Charger Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.