1、AC DIGITAL VOLTAGE CURRENT METER: Measure and detect the voltage and current of your electrical system with accuracy. 2、HD DISPLAY, CELL PHONE REMOTE CONTROL: HD color screen 8 in 1 display, high accuracy one screen with multiple displays.WiFi cell phone remote control, unlimited distance. 3、POWER FAILURE PROTECTION: Digital ammeter voltmeter has power failure memory, a number of power failure protection, safer electricity. 4、WIDE VOLTAGE AND CURRENT RANGE: Suitable for voltage range of 170‑270V and current range of 0‑63A, providing versatile usage options for different electrical setups. 5、POWERFUL AND EFFICIENT: This meter can handle a power range of 0‑17KW, allowing for monitoring of high powered electrical appliances and systems.