2*19 self-tapping screw

Class of Speed: 5 speeds

and mounting arrangement

Polycarbonate housing material

2 81505 D-969 Arbor Extension for R1

Wadfow WDM9506 RCD/Loop Tester security bits 2*19 self-tapping screwWadfow WDM9506 RCD Loop Tester Tripping time: *1 N300(slow 500ms) *5 N40ms(slow 150ms) Tripping current:(0. 2 1. 1) N Contact voltage: 0~99. 9V Alternating voltage: 0~440V Frequency: DC,45~65Hz Loop resistance: 0. 1~2000 RL current test: 0. 51 N Multiplying power of measuring current:*0. 5,*1,*5 Current level( N): 10mA,30mA,100mA,300mA,500mA Trigger phase angle: 0 or 180 With 6pcs 1. 5 AA batteries Auto power off Backlight USB 2. 0 interface