Add freeze detection, water sensing, and flood detection to your Ring Alarm system with the wireless Ring Water Flood and Freeze Sensor.

Place the Ring Water Sensor on the floor near the sink, refrigerator, hot water tank, bathrooms, basements, or any other location in need of leak protection.

In addition to sensing water, the wireless sensor detects freezing temperatures that could be caused by extended power failures or failed equipment.  It's pre-set to trigger when the temperature drops below 4.4 C or 40F.

Ring 4SF1S8-0EN0 Freeze and Flood Sensor Features:

• Detects water from leaks and floods
• Detects freezing temperatures - triggers at 40F or 4.4C
• Wireless sensor for Ring Alarm systems
• Battery powered by included 3V lithium battery for up to 3 years
• Dimensions: 2.95 in. Diameter; 1.06 in. Height (7.5 cm. Diameter; 2.7 cm. Height)