Hoyt ST-1505 Analogue Earth Resistance Tester

Features:

• High quality Taut Band movement
• Capable of measuring earth resistance and earth voltage
• The timer operates automatically for about three to five minutes when the “PUSH BUTTON SWITCH" and “TIMER ON BUTTON" are pressed together
• This will keep test "ON" for the duration of the timer
• Battery check function
• Calibration performed with supplied test leads