Functional Interface 2.4-inch high-definition display Safety protection, electricity statistics, quadruple alarms prompts value recording of electrical measurement curves, etc The WiFi networking curve communication table (AT3235) can be downloaded from the smart life app and installed on your mobile phone to achieve rich networking remote control and measurement functions. It almost covers all host functions remotely on the mobile app for function control, data monitoring, electrical parameter curve statistics, etc 4 standby display modes Built in standby battery can continue to Run accurately even after power failure Synchronize multiple prompts between AT3235 host and Mobile app Double alarms with buzzer and interface display for electricity usage Overvoltage, over-current, over-power, low voltage display alarms prompt Product description Instrument power supply: AC85-265V Measuring voltage range: AC0-320V Measuring current range: 0-35A Measuring power range: 0-11200W (active power) (The product printed words depending on the batch, but this does not affect use) Color:As Shown Material:ABS Package Contents: 1 * Ammeter Voltmeter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.