DollaTek UM34C USB Meter Tester Voltage Current Bluetooth Battery Power Charger Voltmeter Ammeter Multimeter Tester, 1.44 Inch Color LCD Display USB 3.0 Type- C Cable Resistance Load Impedance Meter

• 1.44 Inch color LCD display makes it easy and clear to read. Adjustable multi-angle view, more intelligent and convenient.
• Wide applications: can be used to test power bank, charger, discharge load, tablet, mobile phone, etc.
• New Type-C interface, 4 direction rotation color screen, 6 levels screen brightness adjustment & 6 measurement display interface.
• Load impedance measurement, temperature display, screen brightness adjustment, line resistance measurement and DIY background settings.
• Main functions: voltage/current/power/capacity/energy detection, quick charge recognition, data storage, etc.

Features: Model: UM34, UM34C (optional) Function: no communication version (UM34) / BT connection communication version (UM34C). Display screen: 1.44 inch color LCD screen Voltage measurement range: 4.000-24.000V Voltage measurement resolution: 0.01V Voltage measurement accuracy: ± (0.2 + 1 digit). Current measurement range: 0-5.0000A. Current measurement resolution: 0.001A Current measurement accuracy: ± (0.8 + 3digit). Ranning Accumulation Capacity: 0-99999mAh Energy accumulation range: 0-999.99Wh Time measurement range: 0-99h 59min 59s Load impedance range: 0.8Ω-9999.9Ω Temperature measurement range: -10 to 100 °C / 0 200 ℉. Temperature measurement error: ± 3 / ± 6 Screen brightness adjustment: 0-5 level Screen auto shutdown time: 0-9mins Graphics voltage range: 0-24.00V Current graphics range: 0-4.0000A Data storage: 10 groups Refresh rate: 2Hz Product size: 71.2 x 30.5 x 12.4 mm (UM34C) / 71.2 x 30.5 x 11.3 mm (UM34). Note: UM34 is not a communication version, UM34C is BT connection communication version. And UM34C does not have PC software, only an application for Android. There is an incompatibility issue between some Android phones and our bt card. Please buy carefully, such as Samsung NOTE8 / S8. For Android APP: A: APP only supports Android 5.0 and above. B: Let the APP in background not be cleaned. C: Allow the APP to start automatically. D: Allow APP to stay after the screen locked, do not be cleaned. Package contents: 1 x USB tester