Proof Tester Alert Type Light Display Screen Type No Display Display Type No Display Features Compact Lightweight and Easy-to-Use For Overhead and Underground Applications For Use With DVM-80UVM Model Voltmeter Frequency Rating 50 to 60 Hz Maximum Operating Temperature 140 Degrees F Maximum Output Voltage 5 000 V DC Voltage Type DC Battery Chemistry Alkaline Lithium Battery Size 9V CAT Safety Rating Not Rated Includes Batteries Yes