Features:1) Material of pipes: PE or PP

2) Welding diameters: 20mm to 355mm

3) Memory capacity: 500

4) Power supply: 170 - 250V, 50Hz

5) Welding output voltage: 20 - 40V

6) Protection degree: IP54

7) External temp) reading probe precision: ±0.5°C

8) Dimensions: 250 x 320 x 180mm