This is a Blackout Comms link to extend your cluster.  Adding one or more links to your cluster can increase range and resilience of your cluster.
 
Features of this Link:
E-Paper display shows last message and status, even if power is lost
Large E-Paper display is easy to read and provides live info about the link and your cluster
GNSS can use GPS, Beidou, and Glonass (or any combination)
Dedicated realtime clock enables this device to work and instantly start up, even in the absence of GPS
4000 mAh battery typically runs 3 days with GPS disabled or 2 days with GPS enabled
Upgraded antenna
External SMA connector for easy antenna swap
Based on Heltec Vision Master e290
This link is WiFi capable (for experimental MQTT use)
Enclosure is 3D printed ABS
 
If purchased with any kit or Blackout Comms set, we will configure this for you, so it's ready to turn on and use. If purchased alone, we preinstall Blackout Comms, but you'll need to onboard it to your cluster (in your cluster root, choose Settings / Cluster / Onboard a Device).