Specifications:

• Transmission Distance: 300 Feet
• Warranty: 12 Months
• Usage: Household
• Transmission Frequency: 433MHz
• Theory: Thermometer Hygrometer
• Temperature Measurement Range: -20~60 (-4~140F)
• Temperature Measurement Accuracy: 1.0
• Temperature Display Accuracy: 0.1 C/F
• Temperature and humidity sampling period: 10 seconds
• Style: Standing and Wall Hanging
• Power Type: AAA Battery
• Power: 2 x AAA Batteries
• Origin: CN(Origin)
• Model Number: ITH-20 Digital Thermometer Hygrometer Gauge Monitor
• Maximum Available Transmitters: 3
• Max Measuring Temperature: 49°C & Under
• Is Smart Device: No
• Humidity Measurement Range: 10% ~ 95%
• Humidity Measurement Accuracy: 5%
• Humidity Display Accuracy: 1%
• Feature: ITH-20R Digital Hygrometer Indoor Thermometer Humidity Gauge
• Display Type: Digital
• Display Size: 1.9 Inches & Under
• Display: LCD display
• Dimensions: Receiver Size: 75*64*21mm;Transmitter Size: 75*64*21mm
• Color: Like the picture shows
• Cable Length: 1M
• Brand Name: INKBIRD