the LCA12 is specially designed for asset tracking, trailer tracking and container tracking. Its powerful magnetic back cover allows for rapid, flexible and low-cost installation, adding a waterproof case IP68 ensure the product remains reliable when installed in harsh environments. Built-in 3.6V 5400mah replaceable non-rechargeable ultra-high capacity battery, the product works up to 4 years. 5 working modes fits all the usage scenarios easily without power wasting.