SZ308 is a handheld digital multimeter designed and produced according to electrical safety standards, used for measuring AC/, AC/DC current, resistance, capacitance, diode square wave output measurement, HFE transistor measurement, and other functions. Measuring functions: resistance, DC current, AC voltage, Model:SZ308 Type:digital multimeter Style:Handheld multimeter Auto range:No Continuity Beep Test:Yes Diode Test:Yes Data retention:No Auto power off:No range:200mv-1000v AC voltage range:0-750v DC current range:2mA-10A Maximum display:1999 Power Supply:1 x 6F22 9V Battery(Not included batteries) Note:Due to different production batches, there may be slight differences in products, which does not affect use. Colour:B:Black Material:Plastic Package Contents: 1 x Multimeter 1 x test lead 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.