The Spotminders Tracking Card is a sleek and innovative smart item tracker perfect for keeping track of your belongings. This device, compatible with iPhones, features a rechargeable battery and can be controlled through a dedicated application. Made of durable plastic material in a stylish black color, this tracking card is compact and lightweight at just 0.09 pounds. Its package dimensions are 5.16x3.19x0.75 inches, making it easy to carry around. With a lithium ion cell included, this tracking card is a reliable tool for monitoring your items and ensuring they are always within reach.