It may solve the connection problem. Reset the phone: Send number 444 to alarm phone. All you need is a working SIM card (NOT included!). Expansion Card: Mini TF card（not include）. Reboot the phone: Send number 999 to alarm phone, start success after 1 minute.
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Smart Bluetooth GPS Tracker Work with Apple Find My APP ITag Anti Lost Reminder Device MFI Rated Locator Car Key Pet Kids Finder
Aliexpress UK
never been used GPS tracker collection or delivery available
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HOCO E91 Smart GPS Trackers Airtag For Apple IOS Find My Work Kids Anti Lost Locator Pet Alarm Finder For Wallet Key with Case
Aliexpress UK
GSM Quad Band GSM 850/900/1800/1900Mhz. Support 4-frequency GSM 850/900/1800/1900 MHz which can Work worldwide. Support Geo Fence Alarm. Main Power Off Alarm. Support Over Speed Alarm. This machine will support 2G Simcard that supports GPRS.
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Smart Bluetooth GPS Tracker Work with Apple Find My APP ITag Anti Lost Reminder Device MFI Rated Locator Car Key Pet Kids Finder
Aliexpress UK
The Magnetic GF07 Mini GPS Real Time Car Locator Tracker is a small yet powerful device that provides accurate GPS positioning within about 100m. With a GSM/GPRS antenna, this tracker can be easily connected to a network for real-time location tracking. It has a compact size of 35*20*14mm and is powered by a 3.7V 400mAh Li-ion battery, making it convenient for discreet and portable use. The tracker has a fast GMS locating time of just 25 seconds, ensuring you can always keep an eye on your vehicle. Made of durable plastic in a sleek black colour, this GPS tracker is a reliable choice for monitoring your car.
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SinoTrack Mini GPS tracker GSM ST-900 for Car Motorcycle with Vehicle Free Web APP
Aliexpress UK
🔹Compact & Portable Design. Key Features Communication Bands: 850/900/1800/1900 MHz (GSM). Color: Black.
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GF-22 Mini GPS Tracker Personal Kids Vehicle Car Real Time Smart Tracking Magnet Adsorption Locator Pet Car Motorcycle Anti-lost
Aliexpress UK
Compact & Portable – Easy to hide or carry. Remote Voice Monitoring – Listen in for added security (with SIM support). Get instant replies like live location, device status, etc. ✅ Key Features Command Function SMS Command Reply Content.
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Mini GPS Tracker Bluetooth 5.0 Anti-Lost Device Pet Kids Bag Wallet Tracking for IOS/ Android Smart Finder Locator Accessories
Aliexpress UK
Alarm: vibration alarm, overspeed alarm, low power alarm, demolition alarm, phone alarm, SMS alarm, APP alarm, WEB alarm. Anti-Theft : Protect your car with the 4G vehicle anti-theft device, ensuring your vehicle is always safe and secure.
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Mini GPS Tracker Bluetooth 5.0 Anti-Lost Device Pet Kids Bag Wallet Tracking for IOS/ Android Smart Finder Locator Accessories
Aliexpress UK
NO WIRING REQUIRED! Powerful magnetic base. GPRS Module: SimcomSim340. No ongoing costs for 12 months usage.
eBay
Smart GPS Tracker Work with Apple Find My APP ITag Anti Lost Reminder Device MFI Rated Locator Car Key Pet Kids Finder Pk Airtag
Aliexpress UK