1.Mini size easy to carry and use. Strong magnetic convenient to use. ^2.Suitable for car children elderly people valuables bag etc. Set all functions of security tracking emergency alarm and management. ^3.Small shell; easy to hide; ideal for tracking vehicles; teenagers; spouses; seniors or assets regardless of the alarm locator on the car; children s schoolbag; old man s pocket; valuables bags; can be given to the alarm locator by mobile phone Send SMS commands for mobile phones; check the location of the alarm locator; ^4.facilitate your full protection; real-time mastery of the target s internal two magnets; easy to attach/absorb to the vehicle; no additional installation required; compact size can be attached On the vehicle or on the belt; or into the backpack; the child is in danger; press the SOS button to ask for help; to avoid accidents; convenient. ^5.Size: 3.5cm x 2cm x 1.4cm/1.38 x 0.79 x 0.55 (Approx.). Does not include SIM card and TF card. Please purchase it yourself.