The Telstra Locator Cat M1 Tagfeatures include a multi-color indicator status LED with a buzzer and an embedded SIM. The tracker is in a sleek and modern form factor, measuring only 35 x 75 x 18 mm, fitting comfortably in a hand, a pocket or other small place where it can be used to track luggage, backpacks, purses, consumer electronics, bicycles, and many other types of consumer valuables. The Telstra Locator Cat M1 Tag includes an accelerometer and runs on a rechargeable non-removable 1000mAh (Li-Ion) battery. Powered by Monarch.