The M02003-1 with Wireless Modules Module RoHS manufactured by NengDrive is an electronic part that allows a device to communicate with other compatible wireless systems using radio frequencies. It consists of a radio frequency transceiver that transmits and receives data, a processor to process signals, and an energy source for power supply. The module is RoHS-compliant and certified, meaning that it meets the European Union's Restriction of Hazardous Substances regulations, providing safe, cost-effective, and environmentally responsible products.