The X2S is a twin head, App controlled, WIFI water change pump , designed to automate regular water changes on your aquarium system.
One pump removes water and the other one replaces it by the same volume automatically.   
Users can use the X2S to perform automatic or manual water changes on their aquarium. This unit also features an integrated auto top up system to replenish water lost via evaporation
Features
Wifi app controlled
Supports IOS and Android devices
Manual and automatic water change options
Stepper motor driven for continuous use and accuracy
Long life Pharmed PBT tube on pump heads
Up to 12 water change time programs per day
Can perform set water change programme every 1-99 days
Built in auto-top-up
Can be used as a two channel dosing pump
24v top-up pump included
3 roller KCM pump head
Flow rate >300ml/min
Calibration function for each pump
Built in, real-time clock with battery back up
Emergency high level sensor for sump with alarm
Dimensions: 220 x 160 x 95mm