AHJ Wireless Floating Pool Thermometer — Indoor Display, IPX8 Waterproof, 328 ft Range, Backlit Screen

AHJ Wireless Digital Pool Thermometer is a floating, IPX8-rated sensor with a large backlit display and a 328-foot wireless range for monitoring pool, spa, or hot tub temperatures from indoors.

Keep track of water temperature easily and reliably with this AHJ wireless floating thermometer. Designed for pools, spas and hot tubs, the unit pairs to an indoor display station and stores 24-hour max/min readings so you can see temperature trends at a glance. Built from UV-resistant ABS and rated IPX8, it withstands sun exposure and immersion while the backlit screen ensures readability day or night.

How accurate and wide-ranging is the temperature sensing?

The AHJ floating thermometer uses a high-precision sensor that measures between -40°F and 158°F, covering the full range needed for cold pools to hot tubs. Readings are shown on a large screen so you can quickly confirm temperature without guessing.

• Sensor range: -40°F to 158°F for broad application
• High-precision probe for dependable readings
• 24-hour max/min memory records temperature changes

Can I monitor my pool from inside the house or a long distance?

Yes — the thermometer includes a stronger antenna and a wireless link that reaches up to 328 feet to the indoor display station, enabling remote monitoring without going outside. The system supports three channels so you can monitor multiple locations or separate tanks at once.

• Wireless transmission up to 328 ft in open conditions
• Supports three channels for simultaneous monitoring
• Stable connection to indoor display for convenient viewing

Will this float reliably and survive outdoor conditions?

Built for poolside use, the thermometer floats and carries an IPX8 waterproof rating for continuous immersion. The housing is made from durable ABS material that resists fading, fogging and cracking when exposed to sun and chemicals.

• IPX8 waterproof rating for long-term floating use
• UV-resistant ABS construction prevents degradation
• Includes lanyard and lanyard hole to secure device at the pool edge

How easy is it to read and operate day or night?

The unit features a large, backlit digital display for clear numbers in low light; the backlight runs for about 10 seconds when activated. Simple controls and the max/min memory make it quick to check current conditions and recent temperature extremes.

• Large backlit screen for visibility in dim light
• 10-second backlight activation for nighttime checks
• Simple interface with recorded 24-hour max/min values

Who is this for? The AHJ Wireless Floating Digital Pool Thermometer is ideal for homeowners who maintain pools, hot tub owners who need accurate water monitoring, rental property managers overseeing guest-ready amenities, and anyone who prefers checking water temperature from indoors. It suits people who want a rugged, easy-to-read sensor with a long wireless range and multi-channel flexibility for monitoring several water sources or locations.