UM25 UM25C – 1.44" Color LCD Portable USB Multimeter with Type‑C, Digital Current & Voltage Tester, Charger Capacity Detector

M25 UM25C Type‑C Color LCD Meter Portable Digital USB Multimeter – Mobile Phone Power Voltage & Current Tester, USB Charger Detector with Memory Function (stores working time & capacity when powered off)

Features

• All‑in‑one USB power analyzer with 1.44″ color LCD, high‑precision voltage/current measurement, capacity tracking, and quick‑charge detection.
• Display screen: 1.44 inch color LCD
• Voltage measurement range: 4‑24.000 V
• Voltage measurement resolution: 0.001 V
• Voltage measurement accuracy: ±(0.5 ‰ + 2 digits)
• Current measurement range: 0‑5.0000 A
• Current measurement resolution: 0.0001 A
• Current measurement accuracy: ±(1 ‰ + 4 digits)
• Load impedance range: 0.8 Ω‑9999.9 Ω
• Capacity accumulation range: 0‑99 999 mAh
• Energy accumulation range: 0‑99 999 mWh
• Time measurement range: 0‑99 h 59 min 59 s
• Temperature range: –10 ℃ ~ 100 ℃ / 0 ℉ ~ 200 ℉
• Temperature measurement error: ±3 ℃ / ±6 ℉
• Screen brightness setting: 0‑5 levels
• Auto screen‑off time: 0‑9 min
• Voltage graphing range: 0‑24.00 V
• Current graphing range: –5.0000 A
• Refresh rate: 2 Hz
• Quick‑charge recognition mode: QC2.0, QC3.0, Apple 2.4 A / 2.1 A / 1 A / 0.5 A

Note:

• UM25 – no Bluetooth; UM25C – includes Bluetooth.
• PC software supports Windows 7 and above; Android app supports Android 5.0 and above, with 14 languages (Chinese, English, Russian, etc.).
• App can remain active after the screen is locked.
• For desktop Bluetooth use, rely on the Windows system Bluetooth driver—not the adapter’s own driver. If the adapter driver was installed, uninstall it, unplug the adapter, then re‑plug to let Windows install the correct driver.

Packing include:
1 × USB Multimeter