The TALOS Lightning Detector for Pools and Spas is the first storm and lightning detector for pools and spas that uses the same technology that expensive weather stations use. Enjoy your leisure time at the pool while knowing the TALOS Pool Lightning Detector will keep you aware of approaching lightning or storms. Lightning commonly strikes water, and since water conducts electricity, a nearby lightning strike could kill or seriously injure a swimmer. Don't be caught off guard while having fun in the pool, spa, or hot tub.• Early warning alerts• Provides distance estimation of storm• Antenna audio tuning increases efficiency• Easy to mount and easy to detach• Detects lightning up to 25 miles• Same technology as used in expensive weather stations• 3 different colors indicate the distance (approaching or departing) of the storm front: Green = 25 milesBlue = 16 milesRed = 6 miles• Loudest audible alerts: 1 Beep for Green = 25 miles2 Beeps for Blue = 16 miles3 Beeps for Red = 6 miles• Compact, waterproof design• Long battery life â up to a year based on average usage• Operates on 4 AA batteries (lithium recommended)• Detachable mounting base included• Measures 7.5"L x 2.5"W x 2.17"H Detects lightning up to 25 miles 3 different colors & the loudest audible alerts Compact, waterproof design with detachable mounting base included | Talos Lightning Detector for Pools and Spas in Red