Scalloped Ocean Tm1990 Readable RFID Touch Memory Key: Compatible with DS1990 iButton
Available Options

Meet the Readable RFID Touch Memory Key—your go-to for hassle-free card copying, thanks to its DS1990 iButton tech compatibility. This pack? It's got you covered with 5 tough-as-nails keys (because let's face it, losing one is practically a rite of passage). Perfect for beefing up access control, these little guys blend touch memory and RFID tech to keep things running smooth. Whether you're locking down the fort or just collecting data, they're the practical pick you didn't know you needed.
- For card copying
- Touch memory technology
- RFID functionality
- Pack of 5
- Compatible with DS1990 iButton
General specs
- Brand: Scalloped Ocean
- Model: Tm1990
- Seller: Joom
- Compatibility: DS1990 iButton
- Technology: RFID, Touch Memory
- Quantity: 5 pieces
- Use: Card copying, Access control
- First listed by seller: 6/19/25
If you are interested in more details, you can find full information on the seller's page.
Shipping options
Comparison with similar products
This item | Recommendations | |||||
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![]() Scalloped Ocean Tm Card Ibutton Rewritable RFID technology
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![]() LuckyDay3 Tm Card Ibutton Rewritable RFID technology
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![]() Sirius RW1990-F5 Can change code
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![]() Supply Made Tm Card Ibutton Rewritable RFID technology
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Brand | Scalloped Ocean | Senescencha | Scalloped Ocean | LuckyDay3 | Sirius | Supply Made |
Model | Tm1990 | Tm Card Ibutton | Tm Card Ibutton | Tm Card Ibutton | RW1990-F5 | Tm Card Ibutton |
Color | ||||||
Rating |
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Price | $7.91 | $4.99 | $5.51 | $4.77 | $74.34 | $4.65 |
Seller | Joom | Joom | Joom | Joom | Joom | Joom |
Update | September 2, 2025 | August 25, 2025 | August 25, 2025 | August 25, 2025 | August 27, 2025 | August 27, 2025 |
Compatibility | DS1990 iButton | Sauna key systems | Sauna key systems | Sauna systems | DS1990 | Sauna key systems |
Technology | RFID, Touch Memory | RFID, Touch Memory | RFID, Touch Memory | RFID | RFID, Touch memory | |
Material | Plastic | Plastic | Plastic | Plastic | ||
Rewritable | Yes | Yes | Yes |
Thomas W.
Victoria, BC
June 29, 2025
My first impression was positive—these little keys feel tough and well-made, perfect for securing my home and garden. I was skeptical at first, but they've proven super helpful for managing access without needing tech expertise. They copy cards seamlessly, and I appreciate the practicality for a family buyer like me, even though I'm single. It's great not having to worry about losing one, thanks to the extras. Overall, they do the job well and have made things smoother around the house.
- Pros: These keys are super sturdy and reliable, just like everyday gear should be. I was impressed by how easily they copy cards without any fuss, making access control a breeze. Having five in the pack is a lifesaver since I tend to misplace things, and they arrived right on time.
- Cons: Could be wrong, but they might not work with every system out there, and for a beginner like me, it took a bit to figure out how to use them properly. Compared to what I used before, they're a bit bulkier, which isn't ideal for carrying around.