... , Built in rechargeable Ni-MH battery7.High resolution thermal printing array system8.High frequency response reach to 150Hz9 ... annotations including lead mark and such parameters as sensitivity, paper speed, and filter operation status10.High resolution digital ... ,2.5,5, 10, 20 mm/mVRecorderHigh resolution thermal printerPaper specification 60mmx30m/20m,rollLCD displayDisplay menu,operation status ...