Welcome to Garbee and Garbee, home to Altus Metrum and other fine products! See https://altusmetrum.org for product details, software, and documentation.
Please note that this board requires a 1S LiPo battery with appropriate JST connector for operation. To ensure proper voltage and polarity, and to avoid unexpected resets during pyro events, we strongly suggest you buy an Altus Metrum battery for use with TeleMetrum!
The currently shipping version of TeleMetrum is v4.0.