Voltage Detector Alert Type Light Sound Built-In Flashlight Yes CAT Safety Rating CAT IV 1000V Cable Length Not Applicable Display Type No Display Maximum AC Voltage Measured 1 000 V Maximum DC Voltage Measured Not Applicable Non-Contact Yes Test Connection Type Probe Tip Testing Functions AC Voltage Features Automatically Turns Off After 5 Minutes of Inactivity to Conserve Battery Life Automatic Self-Test Verifies Circuit Integrity Power Source Battery Auto Power Off Yes