UM24 UM24C 1.44‑inch Color LCD Portable Digital USB Multimeter – USB Tester for Current, Voltage, Charger Capacity Detection

UM24 / UM24C 1.44" Color LCD Portable Digital USB Multimeter – Multi‑function USB Charger & Voltage/Current Detector with Memory

Key Features:

Summary: All‑in‑one portable USB multimeter with high‑precision voltage/current measurement, quick‑charge detection, auto‑screen off, and memory storage.

• Vivid 1.44‑inch color LCD screen
• Voltage range: 4.5‑24.0 V, resolution 0.01 V, accuracy ±(0.2%+1 digit)
• Current range: 0‑3.00 A, resolution 0.001 A, accuracy ±(0.8%+3 digits)
• Auto screen‑off: 0‑9 min with 5 brightness levels
• Quick Charge detection: QC 2.0 & QC 3.0
• Load impedance: 1.5 Ω‑9 999.9 Ω
• Operating temperature: –10 °C ~ 100 °C (0 °F ~ 200 °F)
• Memory function: retains last reading when powered off

Note:

• UM24 – no Bluetooth; UM24C – includes Bluetooth.
• PC software supports Windows 7+ and Android 5.0+ (14 languages: Chinese, English, Russian, etc.).
• App remains active after screen lock.
• For desktop Bluetooth: use Windows system driver, not the adapter’s driver. If the adapter driver is installed, uninstall it, reconnect the adapter and Windows will install the correct driver.

Packing includes:
1 × USB Multimeter