Original Mebay GV25L MKII Digital Meter Voltage Frequency Tester Display PEMP
It can replace the traditional pointer. Frequency Hz. Secondary current 5A: 5-6000A, error ≤±2.5%;. Secondary current 50mA: 1-200A, error ≤±2.5%;. Weight: 200g. 60Hz system: 55-65Hz, error ≤±0.5%;. 50Hz system: 45-60Hz, error ≤±0.5%;.