Multifunctional: This kind of detector is a good accessory to test the air quality and temperature, it will remind you when the temperature is up to 55, reminding you to escape immediately.Digital display: There is equipped with a screen that can display the temperature and concentration, convenient for you to know the air condition, you can order without worries.Sound warning: This air quality tester will make zigbee voice to give you a warning, and the sound is about 85dB, enough to remind you, making your life more convenient.Low power consumption: This detector is powered by 2x AAA batteries(not included), and it is long-lasting, serving you for long-term use, and when it is in low-voltage condition, it will remind you every 40s.Wide use: Suitable for home kitchen, office, garage, shopping mall, gym and other places, this sensor is a good accessory for many places.Specification:Material: heat-resistant PC.Color: show as pictures.Size: approx. 9 x9 x 3.5 cm/3.54x3.54x1.38inch.Standby current: 98 uA.Alarm current: 80mA.Alarm sound: 85 dB.Low-power alarm: 7.6V.Temperature range: 0-49(32-120).Humidity: 95%RH(without freezing or condensing).Battery: 2x AAA batteries(not included).Note:Due to the light and screen difference, the item's color may be slightly different from the pictures. Please allow a slight deviation for the measurement data and make sure you do not mind before ordering.Package Includes:1 Piece 3-in-1 Detector.