Features: 【100ft Range Model】WIRE-FREE that's perfect for outdoor cooking. In open area (without any obstructions), it has 100ft BT range. You can monitor your cooking by using the FREE app,Grill ProbeE, which is available for most smart phones. 【2 Sensors, 1 Probe】Dual temperature sensors can monitor internal meat temperature and external stove/oven temperature simultaneously. 【Fast-charging】It only takes about 5 minutes on charging, and you can use it for 4 hours! 【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】Can estimate how long to cook and rest your food to help plan your meal and manage your time. 【Expandable to 3 Additional Probes】The APP can monitor 4 probes at the same time. Specification: Material: Stainless steel Measuring range of food temperature: 0-100℃ Measuring range of furnace temperature: 0-275℃ Three operating modes: recipe/target temperaure/timing Compitable with BLE4.2 Transmitting distance: over 10 meters Waterproof class: IP67 Measurement and transmission cycle: 4s Size: D6xL129mm Package Included: 1x Food Thermometer 1x USB Cable 1x Instruction Manual Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.