0.5%最高准确度刻度数据锁定/量程锁定带保护套(可悬挂/测试线可固定)真有效值检测（AC+DC)#仅CD751微小电流32U/320 3200UA量程大电流20A量程防止误插入护盖（20A）睡眠功能(约10分)不可解除#仅CD751自动关机(约10分)不可解除#仅CD731倾斜座3-3/4digits3200count■AC+DCtrueRMS(CD751only)■Widecurrentmeasurementfunction■Auto/manualmeasurementwithcurrentrange■Autopowersave(CD751)■Autopoweroff(CD731/CD721)■W52xH26.5mm■LargeLCDsafetycoverfortheterminalforlargecurrenttoavoidmis-insertion■Holster(forwallhangingandfixingtestleads)■Tiltstand