• 【Floating Design】 Waterproof construction with IPX7 rating and built-in silicone seal for reliable performance in water.
• 【Multi-Channel Support】 Capable of receiving temperature data from up to 3 channels with a transmission range of 60 meters in open areas.
• 【Dual Indoor & Outdoor Display】Shows indoor temperature and humidity alongside outdoor water temperature. Includes max/min value records for both.
• 【Comfort Indicator & Clock Function】Visual comfort level for outdoor temps. Features 12/24hr clock with alarm and snooze.
• 【Backlight & Power-Saving】LED backlight lasts 10 seconds per tap. Low battery indicator keeps you informed.
• 【Easy Control with 5 Functions】Control the unit with five functions: [MODE], [MEM], [+ / CH], [- / RCC], and [LIGHT / SNZ / AL-on/off]. 

Specifications:

• Display: LCD with backlight
• Material: LCD + ABS
• Main Unit Dimensions: 9 x 9 x 2.5 cm
• Outdoor Unit Dimensions: 9.5 x 7.5 x 15 cm
• Indoor Temperature Range: -9.9℃ to +50℃ (14.2℉ to 122.0℉)
• Indoor Humidity Range: 20% to 95% RH
• Outdoor Temperature Range: -40℃ to +70℃ (-40℉ to 158.0℉)
• Temperature Resolution: 0.1℃/℉
• Humidity Resolution: 1%
• Measurement Interval: 30 seconds
• Power Supply: 2 x 1.5V AAA alkaline batteries (not included)
• Waterproof Rating: IPX7
• Transmission Range: 60 meters (unobstructed)