1、MEASUREMENT PARAMETERS: GV24 MKII is an upgrade product of GV24 digital display meter. A lightweight module used for measuring and displaying AC voltage, frequency, current, current running time and accumulated running time 2、PERFECT REPLACEMENT: Can replace the traditional pointer type instrument and realize the multi purpose of one meter 3、FLAME RETARDANT ABS: Made of flame retardant and high temperature resistant ABS material, safe and durable 4、SAFETY PROTECTION: Installation of the rear panel to IP54 protection level, possess small error, reliable 5、EXCELLENT PERFORMANCE: Made with fine workmanship, possess compact appearance and stable performance, can make sure durability and stability Item Type: Generator Ammeter Model: GV24 MKII Product Voltage: 85-265V Protection Level: IP54 Parameter Display: AC voltage V, frequency Hz, current A, power Kw, power factor COS, cumulative working time H, measuring range and accuracy Power: Error ≤±3%, within range Power Factor COS: 0-1, error ≤±1% Cumulative Working Time: 0.0-9999 hours, minimum timing time 0.1H Mounting Holes(WxH): Approx. 63 x 63mm / 2.48 x 2.48in 1 x Meter 1 x User Manual 2 x Mounting Screw