WiFi temperature and humidity: [WiFi+BT dual-mode]: Connect to the network faster. Connecting to the network is twice as fast as WiFi only [High temperature and low temperature alarm]: Once the set temperature value is exceeded, the phone will prompt an alarm [High humidity low humidity alarm]: Once the set humidity value is exceeded, the phone will prompt an alarm [Real time monitoring]: Battery powered AAA 1.5V * 2 (excluding batteries), low power consumption, according to system default settings, can be used for approximately 1 year. The data update frequency is 1-120 minutes, and the update frequency can be selected as needed. The smaller the value, the shorter the actual usage time of the battery. Product parameters: Size: 70 * 20 * 25mm Outer box size: 90.5 * 39 * 36.5mm, single product weight: 24g Material: ABS Power supply: AAA 1.5V (No. 7 battery) * 2 (excluding battery) Wi Fi support: 2.4G IEEE 802.11 b/g/n Temperature measurement range: -10 ℃55 ℃ Temperature accuracy: ± 0.3 Humidity measurement range: 10%99% RH Humidity accuracy: ± 3% RH For ZigBee temperature and humidity: 1. FOR Graffiti ZigBee 3.0 2. [High temperature and low temperature alarm]: Once the set temperature value is exceeded, the phone will prompt an alarm 3. [High humidity low humidity alarm]: Once the set humidity value is exceeded, the phone will prompt an alarm 4. [Real time monitoring]: Battery powered AAA 1.5V * 2 (excluding batteries), low power consumption, according to system default settings, can be used for approximately 1 year. The data update frequency is 1-120 minutes, and the update frequency can be selected as needed. The smaller the value, the shorter the actual usage time of the battery. Product parameters: Size: 70 * 20 * 25mm Single product weight: 24g Outer box size: 90.5 * 39 * 36.5mm Material: ABS Power supply: AAA 1.5V * 2 (excluding battery) Wi Fi support: 2.4G IEEE 802.11 b/g/n Temperature measurement range: -10 ℃55 ℃ Temperature accuracy: ± 0.3 Humidity measurement range: 10%99% RH Humidity accuracy: ± 3% RH Packaging includes 1 * Sensor 【Versatile Functionality】This product is multifunctional and can be used for a variety of tasks, providing you with the flexibility and convenience needed to handle multiple uses with a single tool. 【Eco-Friendly and Sustainable】Made with environmentally conscious practices, this product is eco-friendly and contributes to sustainability efforts. It is designed to minimize waste and reduce environmental impact. 【User-Friendly Design】Ergonomically designed for ease of use, this product offers intuitive controls and a comfortable grip, making it perfect for both beginners and experienced users. 【Exceptional Performance】Engineered for high efficiency and effectiveness, this product delivers outstanding results every time. Its advanced features ensure consistent performance, making it a reliable choice for your needs 【High-Quality Materials】Crafted from premium, durable materials to ensure longevity and superior performance. Each product is meticulously tested to meet high standards of quality and safety.