FinWhale retains tabs on pool chlorine—and corrects it as wanted
San Francisco Bay Space-based SunnyWhale introduced an early model of its inaugural product to CES 2026, a brand new pool water high quality measurement and chemical shelling out system known as FinWhale. The gadget is known as after the fin whale, the biggest filter-feeding animal within the ocean, which impressed the system.
FinWhale is a self-contained, floating gadget about dimension of a gallon milk jug. Bobbing within the pool, the gadget measures water temperature, free chlorine (FC), and pH, monitoring knowledge over time and logging it in its cell app. A photo voltaic charging system ensures its batteries are stored topped up because it floats on the floor, speaking circumstances commonly with the corporate’s cloud system through Wi-Fi.
A cartridge contained in the FinWhale holds as much as six standard-sized chlorine tablets. The gadget screens a pool’s free chlorine (FC), water temperature, and pH, and dispenses recent chlorine as circumstances warrant.
Christopher Null/Foundry
FinWhale distinguishes itself from different pool chemical monitoring methods due to the inclusion of an built-in chlorine shelling out system. The highest of the FinWhale gadget unscrews to disclose a chamber that may maintain as much as six commonplace chlorine tablets.
By configuring desired ranges the FinWhale app, the tablets may be uncovered to the water within the pool solely when ambient FC is low sufficient to warrant it. Generally, SunnyWhale says a full set of tablets ought to final for as much as three weeks earlier than they should be topped off.
The FinWhale outdoors of a pool.
Christopher Null/Foundry
Whereas Auto Mode is designed for normal use, a secondary mode known as Trip Mode can be included. This switches the gadget into a really low-power operational cycle that retains water chemistry stabilized over longer intervals and is designed to be used while you’re away from residence for prolonged intervals.
FinWhale is ideally designed for swimming pools of 20,000 gallons or much less in quantity, and it doesn’t should be faraway from the pool within the winter until the water freezes, due to an IP68 weatherproof ranking. SunnyWhale expects the gadget will final for 2 to a few years in typical circumstances, with sensors requiring roughly annual substitute. SunnyWhale has not set pricing for the FinWhale, however expects to finalize it in time for an estimated Q3 2026 launch.
Extra particulars may be discovered at or if you happen to’re attending CES in individual, SunnyWhale is exhibiting FinWhale at its Venetian Expo sales space #56345.
