With the Gravity Series® 800 Digital Charcoal Grill + Smoker with Griddle by Masterbuilt® experience charcoal grilling with traditional grates or a full flat top griddle. The DigitalFan™ maintains the cooking temperature. A hopper holds enough charcoal for up to 10 hours of use. Gravity ensures constant fuel to the fire. Get the flavor and versatility of charcoal with the ease of gas.