Photo 1 of 2500 Watt Sump Pump Backup Battery System, Automatic Switching to Battery Inverter Power, Professional Backup System in Case of Power Failure, Pure Sine Wave Output Remote Controller with LCD Screen

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Photo 1 of 2500 Watt Sump Pump Backup Battery System, Automatic Switching to Battery Inverter Power, Professional Backup System in Case of Power Failure, Pure Sine Wave Output Remote Controller with LCD ScreenPhoto 2 of 2500 Watt Sump Pump Backup Battery System, Automatic Switching to Battery Inverter Power, Professional Backup System in Case of Power Failure, Pure Sine Wave Output Remote Controller with LCD Screen