FeaturesHigh power rear flashlightThinner probe tip for working with wall outletsPower switch now standardGreen LED means power on, flashing red LED with beeper means voltage detectedLow battery self test2-modes, green means high voltage mode, yellow means low voltage modeSilent modeForward facing flashlightIP67 waterproofPocket clip for easy storageFlash and beep rate increase as the detector gets closer to the voltage source helping the user pinpoint live circuits