RD UM34 USB Meter Tester Voltage Current Battery Power Charger Voltmeter Ammeter Multimeter Tester -UM34-

technical parameter Model: UM34/UM34C Display screen?1.44 Inch color LCD display Voltage measurement range:4-24.00V Voltage measurement resolution:0.01V Current measurement range: 0-4.000A Current measurement resolution: 0.001A Capacity accumulation range: 0-99999mAh Voltage measurement accuracy:±?0.2?+1digit? Energy accumulation range:0-99999mWh-999.99Wh Current measurement accuracy:±?0.8?+3digits? Load impedance range: 0.8?-9999.9? Time measurement range:0-99h59min59s Temperature range:-10?~100?/0?~200? Temperature measurement error:± 3?/ ± 6? Screen brightness setting: Levels 0-5 Delay off the screen time?0-9minutes Voltage graphing range: 4-24.00V Current graphing range:0-4.000A Product weight:22.87g(UM34C)/18.39g (UM34)(No packaging);51.43g(UM34C)/46.95g (UM34)( With packaging) Dimensions:71.2mmx30.5mmx12.4mm(UM34C)/71.2mmx30.5mmx11.3mm(UM34) Quick charge recognition mode?QC2.0?QC3.0?APPLE 2.4A/2.1A/ 1A/0.5A?Android DCP?SAMSUNG USB port: USB 3.0 port , support OPPO phone VOOC, OnePlus DASH Refresh rate: 2Hz Important Note 1.There are many types of mobile phones and operation systems, so there may be incompatibilities, if you need APP, please install and test the APP before buying the product. If the app doesn't work on your phone, do not make the order 2.File Download Way : User manual and Android APP download link: http://www.mediafire.com/folder/5c877rc21tp1p/UM34 3.APP download way a. IOS APP: search UM meter on iphone APP store to download b. Android APP: search "RuiDeng" on google play, it is a APP uploaded by Ruideng Technology, Only UM34C has Bluetooth Function, UM34 has no APP control