RUIDENG UM34/UM34C For APP USB 3.0 Type-C DC Voltmeter Ammeter Voltage Current Meter Tester


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Technical Parameter:

Product Model:UM34(Type A) / UM34C(Type B)           Display screen:1.44 Inch color LCD display
Voltage measurement range:4-24.000V                        Voltage measurement resolution:0.01V
Current measurement range:0-5.0000A                        Current measurement resolution:0.001A
Capacity accumulation rannge:0-99999mAh                 Voltage measurement accuracy:±(0.2%+1digit)
Energy sccumulation range:0-999.99Wh                      Current measurement accuracy:±(0.8%+3digits)
Load impedance range:0.8Ω-9999.9Ω                          Time measurement range:0-99h59min59s
Temperature range:-10℃-100℃/0℉-200℉                   Temperature measurement error:±3℃/±6℉
Screen brightness setting:0-5 levels                            Auto screen off time:0-9mins
Voltage graphing range:0-24.00V                                Current graphing range:-4.000A
Refresh rate:2Hz                                                      Quick charge recognition mode:QC2.0, QC3.0, APPLE 2.4A/2.1A/ 1A/0.5A, Android DCP
Product size:71.2mmx30.5mmx12.4mm(UM34C)/71.2mmx30.5mmx11.3mm(UM34)
Product weight:22.87g(UM34C)/18.39g (UM34) (No packaging); 51.43g(UM34C)/46.95g (UM34)( With packaging)
1. UM34 is no communication version, UM34C is conmmunication version by Bluetooth connection.  And UM34C don't have PC software , only have APP for android.
2.  Phone Android (Android 5.0 and above, support 18 kinds language, chinese, english and Russia …. )
3, User manual and Android APP download link:
4, For Android APP:
A: APP only support android 5.0 and above.
B: Allow APP to do in the background, not be cleaned.
C: allow APP self-starting.
D: Allow APP stay after screen locked, not be cleaned.

Product Model UM24(C) UM34(C) UM25(C)
USB Port USB 2.0
USB 3.0 port

Support OPPO phone VOOC,

OnePlus DASH
USB 2.0
Support Huawei quick charge
Expansion port Micro USB Micro USB/Type-C Micro USB/Type-C
Special function  
One button to close screen, voltage current 2in1 graph,
free to set them color
Voltage measurement range 4.5-24V 4-24V
Current measurement range 0-3.000A 0-4.000A 0-5.0000A
Voltage measurement resolution 0.01V 0.001V
Current measurement resolution 0.001A 0.0001A
Capacity accumulation range 0-99999mAh
Energy accumulation range 0-99999mWh 0-99999mWh-999.99Wh 0-99999mWh
Product Mode QC2.0, QC3.0 QC2.0, QC3.0, APPLE 2.4A/ 2.1A /1A/ 0.5A

Package included:

1 x USB 3.0 Type-C DC Voltmeter Ammeter Voltage Current Meter