Tester One Lamp The Tester One Lamp is a simple and reliable electric fence line tester designed to quickly confirm whether your fence is live and operating correctly. Compact and easy to use, it provides instant visual feedback to help farmers maintain safe and effective fencing systems. To operate, the metal prong is inserted into the ground , and the tester wire is connected to the fence tape or wire . When the fence is active, the built-in bulb illuminates , clearly indicating that current is flowing through the line. This straightforward design allows for quick and efficient fence checks without the need for complex tools or equipment. The unit also includes a test button , enabling you to verify the functionality of the tester itself before use, ensuring accurate and dependable readings every time. Ideal for farmers, smallholders, and fencing professionals , the Tester One Lamp is a practical and cost-effective diagnostic tool for routine maintenance and troubleshooting of electric fencing systems. When correctly used, the Tester One Lamp helps to: Confirm whether the fence line is live Provide quick visual feedback via illuminated bulb Ensure fence performance and safety Sim