Mini AC Frequency Tester 80–500V | 99Hz LED Display | 35mm DIN Rail Mount bike phone mount EC (Electrical Conductivity)

EC (Electrical Conductivity)

Stop fighting voltage ripple and unstable DC output — the amiciKart 1200W Full Bridge Dual Power Supply Rectifier Board delivers rock-solid

checking a power bank's real capacity

Read accurate data even in bright sunlight or low light — blue backlit LCD with Max/Average/Current display modes and wind chill indication for real-world outdoor conditions (Accuracy: ±5% wind speed | ±2°C temperature)

Complete 4-piece kit in one box — includes foil cutter

Mini AC Frequency Tester 80–500V | 99Hz LED Display | 35mm DIN Rail Mount bike phone mount EC (Electrical Conductivity)Struggling to verify AC frequency in a cramped panel box? The amiciKart Mini AC Frequency Tester gives you real time Hz readings in a razor slim 1. 8 cm DIN rail footprint no guesswork, no bulk. This compact digital frequency meter measures AC frequency from 0 to 99Hz with a sampling rate of 1 time second, delivering accurate, live readings directly on its bright LED display. Whether you're monitoring industrial machinery, generator output, or