Check the listing for details. EverSet ES100 WWVB BPSK Atomic Clock Starter Kit. Condition: New. Listed at 25.82 USD. This starter kit includes one ES100 WWVB receiver module , the carrier board kit and 2 antennas fine-tuned to 60kHz together with an antenna holder and 2 mounting screws. For details about the ES100 WWVB BPSK Atomic Clock Receiver please see the product description of the receiver module here on our website. We also provide a code example for Arduino to easily read the received and decoded time and date information and send it over a serial connection. Additionally, we have a fully-fledged ES100 WWVB Application Development Kit (DIY Soldering Kit) to help engineer develop their own commercial project. The kit we offer here contains: - 1 x ES100-MOD 3.3V Receiver Module - 1 x ES100-MOD Carrier Board (DIY Kit) - 2 x Antenna 60kHz (60 x 10mm) - 1 x Antenna holder 90 degrees - 2 x mounting screws for the antenna holder Please note that the ES100-MOD Carrier Board is a DIY soldering kit and not already factory assembled. For the documentation please see the ES100-MOD catalogue page .