Articles in this category Bolt 4G Vehicle Tracker Pre-set Hardware settings When the tracker is stationary it runs in sleep mode, in sleep mode the tracker will report its location to the Nuvola IoT platform every hour. ... Oyster 4G Asset Tracker Batteries Batteries are not included in the price of your tracker and can be purchased from Nuvola or many other sources. If you order your batteries with your tracker, w... Yabby 4G Small Asset Tracker Batteries Batteries are not included in the price of your tracker and can be purchased from Nuvola or many other sources. If you order your batteries with your tracker, w... Reason codes for creating rules for actions For Bolt vehicle trackers the following reason codes can be used in your rules while creating actions