Dog GPS TRA-CKER Real Time Pet GPS TR-ACKER Waterproof Location & Activity Tracking Collar with SOS Alarm for Dogs and Cats APP Control Specification: Product Name: P-et GPS TR-ACKER Product color: sil-ver Material:ABS Single package weight: 105g/0.23lbs Single package size:10.8x7.8x4.1cm/4.25x3.07x1.61inch Features: Combined 5 kinds of accurate positioning: GPS + AGPS + Beidou + wifi + L-BS multiple hy-brid positioning, love the pet's whereabouts at all times to grasp, give him/her better protection IP67 waterproof and dustproof: daily splashes or rain will not affect wear, but do not soak in water for long periods of time Vibration alarm: when the APP message push function is TU-RNED ON, the device will automatically send all device status changes, Tim-ely push messages and display in the APP alarm message bar Multi-management: supports multiple caregivers, create a management account and manage multiple devices at the same time Applicable to a variety of scenarios: not on-ly for pet positioning, but also for positioning vehicles, hanging on the car, both decorative and positioning, also can be used for the elderly and children positioning, as a pendant decoration on the bag, etc. Three positioning modes: daily positioning (positioning every 30 minutes, 4 days of continuous use def-ault mode) PR-ECISE positioning (positioning every 1 minute, 12 hours of continuous use, open o-nly in case of emergency) power saving mode (can be set to position once every 2 hours, standby time is longer; can be set to turn on and off at a specified time) Notice:We DO NOT provide SIM card, you need to buy your own SIM card! Package Include: 1x Positioner main unit (bell) 1x Collar 1x Magnetic charging cable 1xAccessory (hanging loop, small bell) 1x Instruction manual