Product Detail: Note: 1. Ignition method: Battery ignition. Clamshell battery cover: Add a D size battery (Package Not include) 2. Thread/Interface dual-purpose air inlet:20mm With the 770510mm 5 burners tempered glass built-in gas cooktop, you don’t have to sacrifice quality for price. It comes equipped with tempered glass surface and porcelain enamel grates for effortless cleaning and long lasting durability. The electric ignition and flame failure system ensure you a safe and convenient kitchen. This premium gas cooktop is dedicated to improving your culinary life! High Power Burners Safety Performance Durable Quality Premium Accessories Installation Type: Built-In Gas Type: Natural gas LPG gas Number of Burners: 5 Dimension: Product size: 770510mm(30.3″20″) Cut-out size:730470mm. Welcome to sellqualitydevices? , have a good day? Thread/Interface dual-purpose air inlet:20mm. Tempered glass built-in gas cooktop, you don’t have to sacrifice quality for price. Gas Type: Natural gas LPG gas. Number of Burners: 5. Product size: 770510mm(30.3″20″). Cut-out size:730470mm(28.7″18.5″). Feedback is very important to us. It is impossible to address issues if we do not know about them! Faction is our ultimate goal. We work hard to earn your trust and future business. A If you receive a defective item, you may return it or ask for a discount. Due to time zones, our reply to your questions may not be immediately. If it’s non-workdays, please kindly be patient and wait till Monday. Creative Design, Durable Material, Beautiful Appearance. Easy installation, Convenient Use, Easy Operation. Natural gas / LPG gas. 730470mm(28.7″18.5″).