The DL-32-BLE4.2 is a wireless module manufactured by DreamLNK which conforms to Restriction of Hazardous Substances (RoHS) regulations. This module has a 32-bit mass production ARM Cortex-M4 Microcontroller with traffic. Its other features include an on-board radio frequency module, bonding storage, integrated Bluetooth Low Energy 4.2, power management module, temperature sensor, and voltage regulator. It is capable of running on a single AA battery and has a range of up to 100 meters while consuming very little energy. Its Bluetooth technology makes it possible for the module to be easily connected to other Bluetooth-enabled devices. This wireless module is the perfect choice for a variety of applications, including wireless data transmission, sensor based applications, and home automation.