Features Accurate optical main level sensor. Emergency failsafe float sensor. Magnetic sensor mounts. Audible and visual time out alarms. Led status lights. Optional sensor available for freshwater reservoir. Low voltage pump. Clamp on refill tube holder. Splashproof pump and power supply connections. Self adhesive foam mount pad on controller. Specification Controller dimensions 60mm (L) x 58mm (W) x 28mm (H). Power adapter input 230-240V. Power adapter output 12V 1A. Refill pump 12V. Maximum pump flow rate 500 L/H. Maximum pump head height 2m. Flexible pipe diameter 8mm x 11mm. Maximum glass thickness for magnet mount 10mm. Red, blue, and green status LED's. Included In The Box Kamoer ATO ONE controller. Optical level sensor. Emergency overflow sensor. 2 x Magnetic sensor mounts. Power adapter. Refill pump. Tube holder. Siphon break connector. 2m 8/11mm PVC flexible tubing. Quick start guide. *Optional freshwater sensor is not included*