This device is a 3 5/6 digital multimeter with stable performance and realiable quality.The meter adopts LCD display screen with analog bar display.Users in the process of use,truly achieve continuous power operation,do not need to turn the dial to select functions.According to the input ac/DC voltage/resistance will be automatically identified and measured. It can be used to measure DC voltage,AC voltage sine RMS,DC Current,AC current sine RMS,resistance,capacitance,live-line indication,duty ratio,diode on/off test,symbol unit ,data hold and automatic power off. The meter is equipped with a high-capacity rechargeable batteries with full function and accurate measurement.The multimeter is an Perfect tools for laboratory,factory,radio enthusiasts and household. 683 is a large touch screen. Manual Range and Auto Range Full range overloaded protectection The maximum voltage allowed between the measuring terminal and ground:1000V DC or 750V AC Fuse Protection:uA/mA Display:6000 Counts LCD monitor with analog bar Battery Type:3.7V/2800mA rechargeable battery Colour:Red/Black Material:ABS+silica gel Package Contents: 1 x Digital Multimeter 1 x Temperature line 1 x Storage bag 1 x Charging Cable 1 x Test leads 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.