Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 8 - Jul 13
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Description
fahrrad gps tracker kaufen Gemstone Bike GPS TrackerGemstone Bike Subscription Free 4G GPS Tracker Protect your ride with the Gemstone Bike, a high performance 4G GPS tracker designed for eBikes, cargo bikes, e scooters, and strollers. Engineered by Copenhagen Trackers, this discreet device offers a security solution with NO monthly fees or hidden SIM subscription. Key Features Up to 6 Year Battery Life: Industry leading power allows for up to 6 years of tracking (at 1 position per day). No Monthly
Gemstone™ Bike | Subscription-Free 4G GPS Tracker
Protect your ride with the Gemstone™ Bike, a high performance 4G GPS tracker designed for eBikes, cargo bikes, e-scooters, and strollers. Engineered by Copenhagen Trackers, this discreet device offers a security solution with NO monthly fees or hidden SIM subscription.
Key Features
- Up to 6-Year Battery Life: Industry-leading power allows for up to 6 years of tracking (at 1 position per day).
- No Monthly Fees: Includes a free lifetime SIM card with global 4G/LTE-M coverage in over 150 countries.
- Tamper-Resistant Security: The lightweight, compact unit mounts securely to you frame using included safety screws to prevent theft and tampering.
- Indoor Tracking Possible: Pinpoint your bike outdoors via GPS, and with a Premium upgrade allow WiFi-positioning, helping you locate your eBike in basements.
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Danish Engineering: Developed and assembled in Denmark, out trackers are IP68 waterproof and dust-proof, ensuring reliability in any weather.
Technical Specifications
- Connectivity: 4G LTE-M, NB-IoT, and 2G
- Size: 7.7 x 4.7 x 5.7 CM | Weight: 101 G.
- Coverage: 150+ countries
Stop worrying about bike theft and join over 100,000 customers who trust Copenhagen Trackers to keep their valuables safe.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.2 ★★★★★
Based on 1160 reviews
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Product Reviews
★★★★★ 5
Can opener
Color: Green
Very easy to use. Battery last a long time before having to charge.
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Reviewed in the United States on December 14, 2025
★★★★★ 1
Stopped cutting cans after 31 days
Color: Green
This quit working exactly 31 days after delivery. Since the day of delivery counted as day 1, I am out of luck on my purchase.
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Reviewed in the United States on May 2, 2026
★★★★★ 3
Mixed results using this auto can opener...
Color: Green
I had high hopes for this can opener, but was let down. This can opener failed me half of the times I tried to use it. For some reason it wouldn't cut through the paper surrounding the cans. I tried it on small, medium and large cans. It worked best on larger cans. I got it because I liked the idea of opening cans without having to contend with the sharp lids that inevitably fall back into the opened cans. It is unsanitary at best and a safety hazard at worst. On the plus side it is rechargeable, so no battery worries there. It fits nicely in the hand for ease of use. It appears to be of sturdy construction, so it's a high quality item. And being small it will store easily. The price is right and it represents a good value for your hard earned dollars.
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Reviewed in the United States on August 27, 2025
★★★★★ 5
Hands Free Operation; Safe Cutting
Color: Green
I used to have a manual (as in turn-the-crank) side-cutting can opener really liked it. It eventually wore out and I had relegated myself to the standard hand-crank top-cut version that often left a sharp lid and sometimes a little burr or sharp point where the cut wasn't complete and the you had to the tear/bend the lid off.
With this mostly hands-free Side Cut Can Opener, sharp edges will be few, if any. I say "mostly hands-free" because you do have to position the opener on the can and push the button to start it and, when it finishes, you have to push the button again to tell it to stop. On the demo can in my video, the lip was such that the cut was right through that edge such that there were no sharp edges. It is possible that some cans may be designed such that the cutter falls below that rim and cuts the can edge in a way that leaves dull lid but a sharp can. These should be rare, but good to watch out for in case you get one. Always assume edges are sharp until you verify otherwise.
You'll note in my video that the lid was a little difficult to remove. Some of that may be learning curve with this new opener, and some it may be that is just how it is! I accept that and choose to move forward using this new, safer can opener. Recommended.
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Reviewed in the United States on August 5, 2025
★★★★★ 5
Effortless and Elegant Wine Opener!
Color: 7-in-1 Black, Size: Rechargeable Set
I absolutely love my CIRCLE JOY Rechargeable Wine Opener! From the moment I opened the box, I could tell it was well-made and stylish. The sleek design looks great on my kitchen counter, and it feels sturdy in my hand.
The performance is amazing — it removes corks quickly and smoothly with just the press of a button. No more struggling with manual corkscrews or broken corks! The built-in rechargeable battery lasts a long time, and the charging base keeps everything neat and organized.
It also comes with handy accessories like the foil cutter, which works perfectly every time. I’ve used it for several dinner parties, and my guests are always impressed by how effortless it is to open a bottle.
If you enjoy wine and want to make your experience easier and more elegant, this electric wine opener is a must-have. It’s functional, beautiful, and makes a perfect gift for any wine lover! 🍷
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Reviewed in the United States on October 30, 2025