This new updated version USB tester can measure voltage, current, power, temperature and other values and display on the 1.44" color LCD Screen.
1.44 Inch color LCD display makes it easy and clear to read.
Adjustable multi-angle view, more intelligent and convenient.
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.
Wide applications: can be used to test power bank, charger, discharge load, tablet, mobile phone, etc.
Brand Name: RD
Model: UM25 / UM25C(Optional)
Function: No Communication Version (UM25) / Communication Version (UM25C)
Display Screen: 1.44 Inch Color LCD Display
Voltage Measurement Range: 4.000-24.000V
Voltage Measurement Resolution: 0.001V
Voltage Measurement Accuracy: ±(0.5‰+2digit)
Current Measurement Range: 0-5.0000A
Current Measurement Resolution: 0.0001A
Current Measurement Accuracy: ±(1‰+4digit)
Capacity Accumulation Rannge: 0-99999mAh
Energy Accumulation Range: 0-99999mWh
Time Measurement Range: 0-99h 59min 59s
Load Impedance Range: 0.8Ω-9999.9Ω
Temperature Measurement Range: -10℃～100℃/0℉～200℉
Temperature Measurement Error: ±3℃/±6℉
Screen Brightness Setting: 0-5 Level
Auto Screen Off Time: 0-9mins
Voltage Graphing Range: 0-24.00V
Current Graphing Range: 0-5.0000A
Data Storage: 10 Groups
Quick Charge Recognition Mode: QC2.0, QC3.0, APPLE 2.4A/2.1A/ 1A/0.5A, Android DCP, SAMSUNG
Refresh Rate: 2Hz
Product Size: 71.1 * 30.2 * 11.3mm(UM25); 71.1 * 30.2 * 12.4mm(UM25C)
Product Weight: 19.26g (UM25) / 23.74g(UM25C)
Package Size: 8.8 * 6.8 * 2.0cm
Package Weight: 48g(UM25); 52g(UM25C)
1. UM25 is no communication version, UM25C is conmmunication version by BT connection.
2. PC software only supports PC window 7 and above.
User Manual, PC Software Installation Instruction and PC Software and Android APP Download:
For Android APP:
A: It only support for Android 5.0 and above;
B: Allow APP not to be cleaned in the background;
C: Allow APP self-starting;
D: Allow APP not to be cleaned after screen locked.
E: For desktop, when you use the BT adapter to make BT connection, Please don’t use the adapter own driver, and use the windows system BT driver, otherwise the module can’t make SSP series port communication. If you have installed the adapter driver, you can uninstall it and
unplug the adapter, then plug in again, the system will install it automatically.
1 * USB Tester