Speed SPI interface. These low-power short-The range modulde has a built-inin Antenna. These wearers use 2. 4 GHz unlicensed bands like many WiFi routers, some cordless phones, etc. These modules send and receive data in several bytes of \"packets\" at a time. There is built-In error correction and retransmission, one unit can communicate with up to 6 other similar units at the same time.
You can find them in any store that offers kitchen utensils. You also need a can of your favorite cooking oil spray. Using oil I realize that many online ads for grill pads say you don\'t need to use oil, but grill pads behave the same way as Teflon™Cooking utensils and oils make food easier to handle, eliminate the sticky situation, and it is easier to clean up.