The newly released Sinometer MS8229 DMM is an improved and modified version of the widely praised Mastech MS8209， it combines a multimeter， a sound level meter， thermometer， luxmeter， humidity meter all in one. Also it is packed with many nice features such as temperature & humidity display， sound and light warning for the jacks and back-lit LCD Screen. Specifications:DCV: 400m/4/40/400/1000V， +/- 0.7%ACV: 400m/4/40/400 +/- 0.8% 750V， +/- 1.0%，DCA: 400��/4m/40m/400m +/- 1.2% 4/10A， +/- 2.0%ACA: 400��/4m/40m/400m +/- 1.5 % 4/10A， +/- 3.0%，Resistance: 400/4K/40K/400K/4M +/- 1.2% 40M， +/- 2.0%，Capacitance: 40n/400n/4m/40m/100mF 3.0%，Frequency: 10/100/1K/10K/100KHz/200KHz 2.0%， >200KHz，reference only，Temperature: -20 - 1000 degrees C +/- 3.0% (C/F selectable)RH: 20 to 95%， +/- 5.0%，Lux: 4，000/40，000 Lux， +/- 5.0%，Sount dB: 40 ? 100dB， +/- 3.5% 94dB，Diode test， Continuity tester: Buzzer if resistance is less than 40 ohms.Duty cycle: 0.1%-99.9% 3.0%.Dimensions and Weight: 195 x 92 x 55mm， 400g. Battery: 1.5 x 3 AAA.Included Accessories: Test leads， K-Type thermo probe & User Manual