Waterproof Pet Locator GPS Locator Pet Positioning Anti-lost Anti-Lost Device I. Product Function ?GPS + LBS +WIFI multiple ?Remote call ?Sound-light pet finding ?Remote recording ?Feeding reminder ?Electronic fence ?Low power alert ?Historical track ?Sports step counting II. SIM Card Installation and Power-on 2.1 SIM Card Selection Requirements: ?Please use 2G-GSM network SIM card. ?Terminal SIM card should enable caller ID function. ?Terminal SIM card should enable GPRS traffic. ?code of terminal SIM card is in off state. 2.2 SIM Card Installation ?In power-off state, install Micro SIM card in the device according to the direction prompted by the SIM card as shown in the drawing below, it is suggested selecting (2G-GSM)30M data plan. Card core faces to back of the device. Note: Tighten the SIM card cover screw to prevent water ingress. 2.3Power on the Device ?Long press Power-on Key, after indicator light is lit with power-on sound, let go the key, the device enters Power-on state. (The device can’t power off when it is online in APP client, only can remotely power off through APP client.) IV. Explanation of Indicator Light ?Charging: When main unit is charging, LED indicator light is always on. When it is fully charged, LED indicator light is off. ?Power on: LED indicator light is lit for 3 seconds. ?Power-on recognition: In power-on state, press Power-on Key and indicator light is lit for 2 seconds. ?Abnormality: Connect to the server abnormally, indicator light is flashed slowly. The product contains: 1x pet locator + free dog strap