The Martindale EZ165 Socket & Non-Trip Earth Loop Tester is a high-performance tool designed for fast and accurate testing of mains socket wiring. Its rugged construction and easy-to-read LEDs help identify common faults like socket polarity and earth wiring issues, ensuring safety during electrical checks. The non-trip earth loop test provides precise measurements, supporting safe disconnection devices and preventing electrocution. Features and Benefits Quick testing of mains socket wiring Clear LED fault codes Non-trip earth loop impedance testing Robust design for durability Voltage level indicators Earth resistance range up to 500 2-year warranty Standards Conforms to BS EN 61326-1