Features: 1.Press the yellow button to turn on the screen light you can see the screen value clearly even in a darkenvironment 2.30.6mm/1.2in caliber clamp meter 500A AC current not only has high accuracy but also suitable for various wires 3.When the clamp meter is close to AC voltage the red light in the middle will flash and an alarm buzzer will sound 4.Easy to grasp with one hand comfortable and smooth lines fit the hand feel making measurement simple 5.Small and easy to carry bringing more convenience to travel. 6.Data hold: Press the blue and red buttons to hold the current value. 7.Automatically shut down if not used for about 10 minutes Descriptions: Item:Smart Clamp Multimeter Material:ABS Color:Red Power supply:2AAA batteries(not included) Product List: Clamp Meter x1/ Test Line x2/ Storage Package X1/ User Manual X1/ Packing Box X1