Specification Item Type: Multimeter Material: ABS Weight: Approx. 150g / 5.3oz Product Size: Approx. 12.3x6.8x2.3cm / 4.8x2.7x0.9in Model: DT830B DC Voltage: 200mV-500V AC Voltage: 200-500V DC Current: 200mA-5A Diode: Support Triode: Support Resistance: 200-2M Power Supply: 6F22 Model, Carbon Battery Type (Non-Rechargeable), 1Pcs 9V Battery (Battery Not Included) Maximum Display: 1999 DT830B Instructions for Use: 1. When measuring DC voltage, AC voltage, DC current, resistance, diode, and battery, insert the red pen into the "VmA" port and the black pen into the "COM" port. 2. When measuring DC current greater than 200mA, insert the red pen into "10ADV" and the black pen into the "COM" port, and the function switch is set to the response range. 3. When measuring the transistor HFE, insert the PNP tube or NPN tube into the corresponding E, B, C jacks, and set the function switch to the "HFE" position. Package List 1 x English Manual 2 x Teat Lead 1 x Multimeter (Battery Not Included)