Continuity Tester Alert Type Light Built-In Flashlight No CAT Safety Rating Not Rated Display Type No Display Non-Contact No Test Connection Type Probe Tip Testing Functions Continuity Features Illuminated Lamp is Easy-to-Confirm Electrical Circuit Continuity Low Voltage Lamp Tests Unpowered Circuitry Power Source Battery Tester Type Continuity Tester Auto Ranging No Battery Size AAA Continuity Confirmation 0 to 10 ohm Display Screen Type No Display Includes Batteries Yes