MRC890 Wireless Water Temperature Monitor & Weather Station

• Monitor pool, spa, aquarium or pond water temperature from up to 328ft. (100M)
• Monitor outdoor temperature and humidity (-50°C/-58°F to +60°C/140°F when using two AA lithium batteries, not included)
• Indoor receiver & floating transmitter have easy-to-read oversized digital displays
• Programmable Hi/Lo temp. alarm to warn if hot tub may freeze or it's time to "jump in"
• Receiver displays indoor temp. humidity plus temp trend/battery condition
• Min/Max history available for any length of time
• Receiver has 3 channels so one additional transmitter may be added for baby's room, wine cellar, greenhouse or hot tub (RS848/RS888)
• One Year Warranty