OWON B35 Large LCD Multimeter Bluetooth Android IOS Mobile App Datalogger + DMM Battery is NOT included Features: Function as 3 in 1 : datalogger + multimeter + temperature meterMulti-connection (more than one device) supported via mobile app (support Andriod 4.3 or above & IOS)The change trend analysis accessible via special chart modeVoice warning supported, which assures measurement safetySmart voice-reading accessible3(5/6) digit full scale reading, achieving higher measurement accuracythan 3(3/4) digit counterpartsLarger display, easier data-reading; simulated bar chart comes as an added optionBacklit-powered screen, more suitable for dark measurement environmentSmart power-off option extending battery life Specifications: Specifications Range Best Accruacy DC Voltage(V) 60.00mV/600.0mV/6.000V/60.00V/600.0V/1000V ±(0.6%+1dig) AC Voltage(V) 60.00mV/600.0mV/6.000V/60.00V/600.0V/750V ±(0.6%+3dig) DC Current (A) 600.0uA/6.000mA/60.00mA/600.0mA/6.000A/20.00A ±(0.8%+1dig) AC Current (A) 600.0uA/6.000mA/60.00mA/600.0mA6.000A/20.00A ±(0.8%+1dig) Resistance (Ω) 600.0Ω/6.000kΩ/60.00kΩ/600.0kΩ/6.000MΩ/60.00MΩ ±(0.6%+1dig) Capacitance (CAP) 40.00nF/400.0nF/4.000uF/40.00uF/400.0uF/4000uF ±(1.5%+3dig) Frequency(Hz) 9.999Hz/99,99Hz/999.9Hz/9.999kHz/99.99kHz/99.9kHz/ 9.999MHz ±(0.6%+2dig) Temperature (°C) -100.0℃~+400.0℃ ±(2%+2dig) Model B35 Specifications model Bluetooth Communicator Display Count 5999 Auto Range √ Bandwidth（Hz） (40-400)Hz Duty Cycle 0.1%~99.9% ±2% Diode Test √ Audion Test √ Auto Power Off √ Continuity Buzzer √ Low Battery Indication √ Data Hold √ Relative Mode √ MAX/MIN √ LCD Backlight √ Analogue Bar Graph √ Input Impedance for DCV 10MΩ Battery 3V (1.5V×2) LCD Size Screen size: 69mmx52mm; Display area: 67mmx46mm; The effective: display area66x45 Dimension (W x H x D) 85mm x 185mm x 30mm Weight (without package) 0.32kg