0.5%***高准确度刻度数据锁定/量程锁定CD721数字万用表带保护套(可悬挂/测试线可固定),CD721NH数字万用表不带保护套12A量程电池检查（1.5）自动关机（约10分）防止误插入护盖（12A）显示：数值3200刻度12次/秒抽样率：数值2次/秒刻度12次/秒安全规格：IEC1010CAT.III600VMax/CAT.IIDC1000V、AC750VMax3-3/4digits3200count■AC+DCtrueRMS(CD751only)■Widecurrentmeasurementfunction■Auto/manualmeasurementwithcurrentrange■Autopowers***e(CD751)■Autopoweroff(CD731/CD721)■W52xH26.5mm■LargeLCDsafetycoverfortheterminalforlargecurrentto***oidmis-insertion■Holster(forwallhangingandfixingtestleads)■Tiltstand)