THE BASEMENT WATCHDOG Model No. BWD12-120 Big Dog CONNECT 3,500 GPH at 0 ft. And 2,200 GPH at 10 ft. Battery Backup Sump Pump System with Smart WiFi Capable Monitoring Controller and 20 Amp Charger. Product Description The Basement Watchdog Big Dog CONNECT computer-controlled AC/DC battery backup sump pump system is a top of the line backup sump pump with a built-in monitoring system, dual float switch, high capacity and energy efficient pump that automatically protect your basement when needed. If you are looking for the best protection this is the product for you! . Computer-operated controller monitors the battery, and power conditions. It also runs the pump once per week to ensure operation when you need it. Monitors battery, power and pump activity and sounds an alarm when it detects the following situations: The battery fluid level is low (add water to the battery). The battery is discharged or defective (recharge or replace the battery). The AC power was interrupted (check the circuit breaker & connections). Pump failure (check backup pump). The pump was activated (check the main pump for failure). Battery is hooked-up in reverse. Pumps 2,200 GPH at 10 ft. Lift and 3,500 GPH at 0 ft. Remote terminal allows the ability to connect with a home security system, or other device. User-friendly control panel provides 24 hour a day monitoring, detects irregularities, sounds an alarm, and pinpoints problems and solutions. Powerful 20 amp multistage smart charger charges the battery quickly and shuts off completely to prolong battery life. Runs the pump weekly to ensure it is working properly. Compatible with maintenance or maintenance free AGM batteries. Can take over for your primary pump indefinitely when AC power is available. Increase run time by connecting two standby batteries (30HDC140S or BW-27AGM) using the Basement Watchdog parallel jumper cable (PJC). Includes control unit with a dual float switch, a battery fluid level sensor, pump with a 1-1/2 in.