mhip_tracker : Hardware Parts Used Particle.io Boron An Arduino compatible controller with cellular connectivity. Adafruit GPS FeatherWing -165 dBm sensitivity, 10 Hz updates, 66 channels with internal patch antenna Adafruit Temperature/Humidity Sensor wired DHT22 sensor in a plastic housing Voltaic USB Battery Pack Model V44, 12,000mAh / 44 Watt hour Voltaic Solar Panel 9 watts, 6 volts, plugs directly into the V44 battery pack. todo: fritzing diagram, assembly Copyright 2019, MagicHome Inc., All rights reserved.