4 modes to choose from CONSTANT, PULSE GYRE, RANDOM Detachable Controller - Waterproof union connection and adhesives for cabinet installation Integrated Memory - Keeps programming even during power outages. Feed Mode - Shuts down for 15, 30, 45 or 60 minutes. Submersible - Perfect as a return, closed loop, or reactor/filter pump. Super Quiet Operation - Literally whisper quiet at less than 25 decibels Specifications: Multiple Dimensions - from 4.70" to 6.45" long and 5.11" to 6.20" high Power Consumption - DC 24V 20 to 45 watts What’s in the box: 1 x Great White Return Pump 1 x Great White Controller 1 x Pack of level stickers, cable management tools silicone anti-vibration feet 2 x pipe fittings
