Features: WiFi gas tester for accurately and fastly detecting the leakage of natural gas, biogas, and methane. Real-time monitoring whether there is leakage or exceeding the standard in the current environment. Once a leak is detected, it will have alarm voice alerts and mobile APP information alerts. The detector can be connected to external equipment such as solenoid valves(not included). When an alarm occurs, the equipment is automatically controlled to reduce potential safety hazards. After paired with mobile phone, it can remotely monitor data, you can achieve intelligent monitoring via your phone. Simple and intuitive interface with 1.2-inch LCD screen clearly displayed, compact size, easy to install, easy to use, plug and play. Suitable for kitchen, bathroom, gas room, gas pipeline, home, hotel, and other indoor or outdoor environments. Specifications: Material: ABS Power Supply: DC5V (type-c) Alarm Sound: 80dB (within 1m range) WiFi Standard: IEEE 802.11 b/g/n 2.4G Wireless Frequency: 433.92MHz Detected Gas: Natural gas, biogas, methane Alarm Transmission: WiFi APP APP: Smart Life Item Size: 91 * 91 * 28mm / 3.58 * 3.58 * 1.10in Item Weight: 86g / 3.04oz Package Weight: 127g / 4.49oz Package Size: 10.6 * 10.3 * 3.3cm / 4.17 * 4.06 * 1.30in Package List: 1 * Detector 1 * Type-C Cable 2 * Screw 2 * Anchor 1 * Manual (English)