Feature: 1. Energy meter phase 1P counter DDS5188 has high reliability, small size, light weight and easy to carry 2. The product possess beautiful appearance, advanced technology, standard guide rail installation 3. Possess good anti‑electromagnetic interference, low power consumption, high accuracy, high overload, high stability, electricity larceny prevention, etc. 4. This meter is suitable for measuring a rated frequency of 50Hz or 60Hz single‑phase AC active energy, for fixed installation indoor use 5. Suitable for environment temperature not exceeding ‑25℃~+55℃, relative humidity not more than 95%, and the air does not contain corrosive gas and avoid dust, mold, salt spray, condensation, insects, etc. Specification: Item Type: Watt-Hour Meter Material: ABS Model: DDS5188 Display: LCD display Voltage: 230V, 5 (32) A, 50HZ Maximum Current: 32A Frequency: 50Hz. Package List: 1 x Watt-Hour Meter1 x User Manual2 x Plastic Cover