WiFi Mode: WiFi range extension for whole home coverage Two Probes: 5 internal sensors and 1 ambient sensor in each probe can monitor internal meat temperature up to 221°F and ambient/external temperature up to 1000°F simultaneously. Guided Cook System: Walks you through every step of the cooking process to guarantee perfect and consistent results. You can also set up custom alerts/notifications based on temperature and/or time. Advanced Estimator Algorithm: Estimates how long to cook and rest your food to help plan your meal and manage your time. USB-C Powered Probe Specifications: Stainless steel construction Zirconia ceramic band 5 internal sensors and 1 ambient sensor Fast Charging: charge the probe 5 minutes and it will last a 2-hour cook. 24 hours of cooking in just 30 minutes of charging! Fully charged probes will last over 24 hours Max internal temp. limit: 221°F Max ambient temp. limit: 1000°F Accurate: ±0.5°F 5mm diameter Sleek, thin design Charger Specifications: Built-in WiFi extends range over your home network Directly connects to the MEATER Cloud for on-the-go monitoring Store and charge your MEATER probes Charges MEATER using USB-C Real bamboo to match any kitchen or outdoor decor Max outdoor operation temperature: 140°F Dimensions: 6.19" x 4.66" x 1.44"