50m Built-In Wi - Fi & Standalone Mode - Developed with state of the art technology combined with an insatiable passion for mouth watering, perfectly cooked food. - Features Longer Range: Bluetooth to Wi - Fi range extension built-in up to 50m. Stand-Alone Mode: Cook without the use of your smart phone. 4 Probes: Dual temperature sensors in each probe can monitor internal meat temperature up to 100°C and ambient / external temperature up to 275°C 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. Probe Specs Bluetooth LE 4.0 wireless connection Maximum internal temperature: 100°C (meat) Maximum ambient temperature: 275°C (cooker) Stainless steel and ceramic construction Water resistant and easy to clean Rechargeable: Over 24 hours of continuous cooking Dimensions: 130mm length and 6mm diameter Numbered for easy identification - Block Charger Specs Built-in Wi - Fi repeater extends range over your home network Directly connects to the MEATER Cloud for on-the-go monitoring Store and charge your MEATER probe Charges MEATER using 4x AA batteries Power alternatively using Micro USB for long cooks Real wood to match any kitchen or outdoor decor OLED display with touch capacitive control to cook without the app Max outdoor operation temperature: 60°C Dimensions: 132mm L x 39mm W x 157mm H" App Requirement i - Phone and i - Pad apps for i - OS 10.3 and later Android app for versions 5.0 and later