The ESP-01F is a WiFi module based on ESP8285, with built-in 8Mbit Flash, in the small SMD18 package. There's also onboard metal shield. In short, it's an ultra-small (nail size) and fairly high cost effective WiFi module.
With the pre-flashed AT firmware, you can control the module through UART AT commands easily. The module integrates MCU inside, supports other developments like Lua/Micropython/Arduino to achieve flexible and fast prototyping, make it easy to integrate the module into IoT applications.
The ESP-01F suit for IOT applications such as:
Tenet Technetronics focuses on “Simplifying Technology for Life” and has been striving to deliver the same from the day of its inception since 2007. Founded by young set of graduates with guidance from ardent professionals and academicians the company focuses on delivering high quality products to its customers at the right cost considering the support and lifelong engagement with customers. “We don’t believe in a sell and forget model “and concentrate and building relationships with customers that accelerates, enhances as well as provides excellence in their next exciting project.