... bit displays "1".5 low voltage: "" symbol appears.6. Operating environment: 0 to 40 °C, relative humidity <75% RH ... bit displays "1".5 low voltage: "" symbol appears.6. Operating environment: 0 to 40 °C, relative humidity <75% RH ... × 86 × 33mmStandard accessories: table pen, manual, jacket, warranty card, battery (built-in Digital Multimeter DT-9205A universal table full scale protection automatically ...