Sensa Spa is an automatic spa sanitizer that passively deploys bromine tablets and actively senses and dispenses the proper amount of shock to keep hot tub water in optimal sanitizer range for up to a month with no user interaction, says the company. Sensa Spa is designed to float around in the hot tub and dispense shock as needed with minimal user intervention. With various sensors to detect motion, pH, sanitizer levels and temperature — and when bathers are present, the system is designed for safety and ease-of-use.
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