Only been used to test. The picture shows two grill clips. There is only one in the box.

This wireless grill thermometer transmitter runs off a rechargeable lithium battery that uses a USB charging cable (included) for convenient charging. This wireless thermometer for grilling can be used for approximately 8 months once fully charged, so you don’t need to spend more money on replacing batteries anymore!

Features & details

Extended 500ft Range & Bluetooth 5.0 Certificate by SIG: Rechargeable bluetooth thermometer adopts advanced bluetooth 5.0 technology that provides food thermometer with the strongest, most reliable connection; With the out of range alert function, you'll never miss the moment to remove your meat from the grill

4 Different Color Coated Probes: 4-probes smart meat thermometer allow you to conveniently monitor 4 different meats and ambient temperature while being highly accurate; Meat probe thermometer winders are perfect to neatly store your wireless thermometer for cooking after use

Simplistic, Multi-Functional App: ThermoPro meat thermometer wireless app contains editable preset temperatures for 9 meat types and their various doneness levels recommended by USDA; Keep your smoker in that ideal range with HI/LOW temp range feature to allow you easily monitor your cook from up to 500 feet away

Timer & Smart Alarms: Smoker thermometer lets you program up to 4 timers to assist with monitoring your side dishes; Stay alert with alarms for both passing your target temp or running out fuel for your smoker; Kitchen thermometer features pre-alarm to notify you when the temp is 5/10/15 degrees away from target temp, so you pull the meat off at the perfect time

Advanced Cook Time Estimator & Temp Track Graph: Better manage your time with the help of the intelligent cook time estimator, which informs you how much time until target temp is reached; Bluetooth grill thermometer records a history of your probes' temperatures, then creating a chart in real time