Feature: 1. Accurate Positioning: Equipped with high sensitive intelligent positioning chip, according to the location environment intelligent selection mode, to provide fast and accurate positioning. 2. SOS Alarm: When the elderly and children are lost or in danger, press the SOS key for 3 seconds and release it, the host will take the initiative to call for help and alarm. 3. Voice Activated Callback: When the sound around the locator is greater than 40 decibels, the locator will automatically call the set mobile phone number to effectively prevent theft. 4. HD Microphone: Capable of capturing sound sources in 360 degrees, providing HD sound and capturing sound faster and more consistently. Available mobile phone to view the location on the map and computer platform to check the track. 5. Lightweight And Portable: Small and compact, easy to carry and use. Perfect for the elderly and children. Built in large capacity 500mAh Li polymer battery for long time standby use. Specification: Item Type: GPS Locator Material: Plastic Weight: Approx. 55g / 1.9oz Battery Type: Lithium Battery, Capacity: 500mAh (Shipped with Built in Battery) Network Format: GSM GPRS. Package List: 1 x GPS Locator1 x Manual1 x USB Cable