ELECALL Digital Multimeter EM33E Auto Range Protection AC DC Ammeter Voltmeter Ohm Frequency Electrical Tester Diode Detector Product Features: Auto Range: Display Count: 1999 Backlight : Data Hold : Diode Test : Battery Test : Continuity Buzzer : Low Battery Indication: Product Show: Model : EM33E Battery powered: 9V 6F22 Package: Test leads, User's Manual, Giftbox. Noticed: Battery is not included.