Digital Matter announced that Verizon has officially certified the Oyster2 and Yabby 4G LTE-M GPS devices to operate on the most reliable wireless data network in the United States. Designed for tracking any non-powered asset for extended periods of time, common applications of the Oyster2 and Yabby battery-powered tracking devices include tracking trailers, containers, bins, bikes, scooters, pallets, livestock and more.