US satellite 250 # Quality Monitor is currently on the market performance of the most stable monitor, use automatic monitor, consumes less than 1 degree per day, without manual, automatic control of water quality, is an ideal match for the home Pool Products, American commercial satellites (Jintao ) # 250 water quality monitoring instrument, it can effectively control the water PH and ORP, dosing pumps can be connected to maintain your water quality, water quality standards to achieve national pool industry. Use automatic monitoring device, power consumption less than 1 degree per day without human administration, automatic monitoring of water quality, is missing a lot of the pool system ideal for matching products. The controller is wall-mounted, pay attention to water, fire, insulation.