KEYDIY TB42-3 Proximity Remote Key 3 Button KD Universal Keyless Go Car Key With Complete Shell Fit KD Key Programmer
- KEYDIY TB42-3 universal proximity remote key, fully assembled with matching key shell
- 3 functional buttons: Lock, Unlock, Trunk Release, support passive keyless entry function
- Wide compatibility with KEYDIY KD-MAX, KD-X5 and all KD series key programming equipment
- Built-in high-performance integrated PCB board, stable remote signal and anti-interference capability
- Streamlined curved housing with metallic side trim, ergonomic design for comfortable grip
- Pre-assembled finished unit, no extra assembly required, directly programmable for locksmith operations
- Premium replacement option for worn, damaged or lost vehicle proximity keys
Product Details
Automotive locksmiths can complete anti-theft chip writing and remote frequency programming via KD key programmers. The product comes equipped with a full outer shell, ready for vehicle matching. Widely used for all-key-lost repair and key replacement business in lock service shops.
Product Specifications
| Parameter | Details |
|---|---|
| Item Model | TB42-3 |
| Brand | KEYDIY |
| Type | Keyless Go Proximity Key |
| Button Layout | 3 Buttons (Lock / Unlock / Trunk Release) |
| Accessories | Complete With Matching Key Shell |
| Supported Programmer | KEYDIY KD-MAX, KD-X5, KD Series Key Devices |
| Core Function | Auto Key Duplication, All Key Lost Programming & Replacement |
| Feature | Pre-installed PCB Board, Support Passive Keyless Entry, Fashion Curved Shape |
| Application | Automotive Locksmith Workshop, Car Keyless Key Matching Service |






About Us
We specialize in the research,sales and wholesale of automotive remote keys,locksmith tools,transponder chips,and professional key programming&diagnostic tools.
Our products cover full-series universal car keys and multi-functional key programmers,fully compatible with most new and old vehicle models worldwide.All products adopt high-standard manufacturing and strict pre-shipment testing,ensuring high compatibility,stable signal and high programming success rate,significantly boosting your shop’s daily throughput for locksmiths and auto repair technicians.
We support low&flexible MOQ,mixed batch wholesale and sufficient spot inventory.We provide professional tutorial videos,technical guidance and remote assistance.Equipped with 24/7 customer support,we offer one-stop purchasing and technical solutions for global automotive aftermarket businesses.
Up to now,our products have been exported to North America,Europe,Southeast Asia,Africa,South America and other mainstream markets,winning long-term trust and cooperation from global locksmiths and distributors.




