Features: Main feature This thermometer provides you accurate humidity and temperature readings for indoor. Air comfort indicator Level icons indicate air comfort, great for monitoring family's living conditions and health. Clear Reading Large screen features large numbers, allowing easy readability. Conveient Design You can attach to refrigerator or place the table with the hanging hole and back stand. Wide Applications Suitable for office, bedroom, living room, bathroom, school and more. Premium Quality Made from good quality ABS plastic, which is sturdy and durable, stylish design perfectly matches with your room. Description: Type A Material: ABS Color: White/Pink/Green Item dimensions: 43 x43mm Measuring Temperature range: -9.9C~+50C (14.18F~+122F) Measuring Humidity range: 10%~99% RH Battery Operation: Require 1 x CR2032 button battery(not include) Type B Material: ABS Color: White Item dimensions: 45 x45mm Measuring Temperature range: -50C~+70C (-58F~+158F) Measuring Humidity range: 10%~99% RH Battery Operation: Require 1 x AG13 button battery(not include) HTC-1 Material: ABS Color: White+Balck Item dimensions: 103 x 93 x 21.5mm Measuring Temperature range: -10C~+50C (14F~+122F) Measuring Humidity range: 10%~99% RH Battery Operation: Require 1 x AAA battery (not include) HTC-2 Material: ABS Color: White+Balck Item dimensions: 103 x 93 x 21.5mm Measuring Temperature range: -50C~+70C (-58F~+158F) Measuring Humidity range: 1%~100% RH Battery Operation: Require 1 x AAA battery (not include) Package list: 1 PC x Temperature Humidity Meter (not include Battery) Notices: 1. Due to international transportation restrictions, our products do not include batteries. 2. Please allowed 1-3mm differences due to manual measurement, thank you! 3. Due to the difference between different monito, please undetand that the picture may not reflect the actual color of the item.