8-in-1 Multifunction Meter This versatile meter measures voltage (V), current (A), temperature (°C), power factor (PF), power (KW), time (H), frequency (Hz), and energy consumption (KWH). Fast and Accurate Readings Utilizing a 32-bit microcontroller and a precision current transformer, this meter provides quick and accurate measurements. Clear LCD Display The bright color LCD screen ensures easy readability in any lighting conditions, indoors or outdoors, even in direct sunlight. Data Retention Data is saved even during power outages, eliminating data loss. Memory retention is up to 10 years. Wide Range of Applications This energy monitor functions as an ammeter, digital voltmeter, power meter, and battery capacity monitor. Suitable for various battery types, including lead-acid and lithium polymer batteries.