技術指標 充電器:±1100v, selectable polarity 場強表:±5% of reading, ±2% typical 漂移:<±4V in 90s, ±2V typical Trip Points: Fixed 1000V and 100V 帶電平板:1.7X4 英寸(周長約10.6英寸) 平板電容: 25pF 自放電<10% of full scale in 200s 顯示:LCD 計時器:zui大200.0s,分辯率 0.1s 場強表:±1250V, 1V resolution 電池:9V (40小時) 體積:206 x 102 x 48 mm 重量:0.63kg