Main body size mass (including carrying case for both size and weight): 81mm x 16mm x 121mm 100g Display board (LCD): 2000 count, text height 12mm Range switching: Auto (automatic) range Sampling speed: 3 times/sec Polarity display: Automatic (only - display is on) Overrange display: OL lights up Battery exhaust indicator: BAT当大约2.4V或更少 工作温度和湿度时,请登录灯升高:0℃至40℃,80%RH或更少(无凝结) 储存温度和湿度:-20℃至60℃,70%RH或更少(无凝结)