It may solve the connection problem. Network system: GSM/GPRS. Expansion Card: Mini TF card（not include）. Make sure your area has 2G network coverage. Make sure your sim service operator has 2G network services.
eBay
GF22 Mini GPS Locator Beidou Tracker Wifi AGPS Tracking Voice Recorder With SOS Button For Kids Wallet Shoes Bicycle Car Part
Aliexpress UK
Simply connect it to your smartphone to monitor locations, whether it’s for your child, car, or prized possessions. Key Features Material: Durable Plastic. Network System: GSM/GPRS.
eBay
Mini 5.0 GPS Tracker Bluetooth Anti-Lost Device Pet Kids Car Wallet Tracking IOS Android Smart Finder Locator Accessories
Aliexpress UK
Waterproof level: IPX6. This will help your product to be received safely and quickly! Material: ABS. : on the back side of cover.
eBay
GPS Tracker Mini Global Positioning System For Car Bike Pet Children Real Time Tracking Locator Magnetic Anti-lost Tag GSM App
Aliexpress UK
Add my Store to your Favourites and receive my email & newsletter about new items and special promotions. REWIRE SECURITY DB1 VEHICLE TRACKING & TELEMATICS BOX Product Description DB1 Advanced Range GPS Vehicle Tracking and Telematics Device Rewire Security has teamed up with Teltonika - the market leader in tracking and telematics in Europe to combine the latest technology in vehicle tracking and telematics into a single compact unit. The first model in our new "Advanced Range" family, the DB1 offers the latest features in tracking technology at a competitive price. A key feature of the DB1 is that it's high gain GPS and GSM antennas are both internal, making it easier to install compared to devices with external antennas.
eBay
GPS Tracker - Anti-Theft Alarm, Geo-Fence, History Playback for Car,Motorcycle,Kids, Subscription Required
Aliexpress UK
This sleek black unit is discreet and easy to install, promising an unobtrusive presence in your car. With no manufacturer part number to apply, this unit is ready to use straight out of the box. Jet Dry Blower Fan 130,000 RPM Mini Turbo Jet Fan Blowers For Makita 18V Battery.
eBay
TK102 Portable Mini GPS/GSM/GPRS Car Vehicle Tracker with usb cable Realtime tracking device person Track device.
Aliexpress UK
Installation and setup is a snap with its user-friendly setup process, ready to use in a matter of minutes. Compatible with all 10V-30V power sources. Our Smartphone app is supported for both iOS and Android.
eBay
Motorcycle GPS Tracker Locator GSM GPRS Mini Device Anti Theft APP Tracking For Truck Bicycle Vehicle Autotruck Car Accessories
Aliexpress UK
DB2 SELF-INSTALL GPS TRACKER NO INSTALLATION FEE! Self-install GPS tracker that can be installed directly to your vehicle's battery in a matter of seconds by anyone. Self-install GPS tracker that can be installed directly to your vehicle's battery in a matter of seconds by anyone. Discreet GPS Tracker that can be installed in to your vehicle within a matter of seconds, avoiding any extra installation costs. Discreet GPS Tracker that can be installed into your vehicle within a matter of seconds, avoiding any extra installation costs.
eBay
Mini GF08 GPS Car Tracker Real Time Tracking Anti-Theft Anti-lost Key Pet Locator Strong Magnetic Mount SIM Message Positioner
Aliexpress UK
IPX6 waterproof design. Not only can the device be well protected, but also it doesn't take up too much space and can be carried anywhere. Look at the phone or website. Waterproof level: IPX6. Portable and safe, with the carry bag, you can carry this device anywhere and don't take up too much space, to bring much convenience for your daily life.
eBay
GF-07 Magnetic Car Tracker GPS Positioner Mini Real Time Tracking Magnet Adsorption Locator SIM Inserts Message Pets Anti-lost
Aliexpress UK