Adjustable analog 0-10V adjustable output Voltage value display Display accuracy (Adjustment): 0.1 (Fine adjustment) or 1.0 (Rough adjustment). Have power supply reverse polarity and output short-circuit protection. Encoder adjustment, can be manual adjustment or automatic programmable output: dynamic output continuous curve. The power supply has reverse connection protection and the output is short-circuit protected; 4-digit, liquid crystal display (with backlight); Technical indicators Mounting panel / chassis opening size: 77 x 40mm; Power supply: DC7V---28V (power supply must be 2V larger than the output, for example, 0-10V output, more than 12V power supply); Display adjustment accuracy: according to the displayed value, the lowest 1 ‰ (5V accuracy 0.005V); The actual accuracy is ±0.02V (compared to the multimeter error); Output maximum current 200mA; Colour:As Shown Material:plastic Package Contents: 4 x Signal Generator Only the above package content, other products are not included. Note: Light reflection 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.