The LONSDOR LT20-03EN Universal Smart Key PCB (5 Buttons) is a high-quality aftermarket smart key board designed for Toyota smart key systems, offering reliable performance and wide compatibility across multiple models.

This universal PCB supports 4D transponder technology and is engineered for keyless entry, push-start ignition, and proximity functions, making it an ideal solution for key replacement, spare key creation, and professional key programming.

As part of the Lonsdor LT20 series, the LT20-03EN provides advanced flexibility, allowing locksmiths to modify frequency, convert key functions, unlock remotes, and generate emergency keys using Lonsdor K518, K518 PRO, or KH100+ devices.

🔑 Key Features

• 🚗 Compatibility: Toyota smart key systems
• 🔐 Chip Type: 4D transponder
• 🔘 Buttons: 5-button smart remote
• 📡 Frequency: Adjustable (depends on configuration)
• 🧠 Smart Functions: Keyless entry, push-start, proximity
• 🔄 Advanced Functions: Key unlock, upgrade, conversion
• 💻 Tool Support: K518ISE / K518 PRO / KH100+
• 🔧 Extra Capabilities: Modify frequency & button functions
• 🔋 Battery: CR2032
• 🏭 Type: Universal aftermarket smart key PCB

📊 Product Specifications

⚙️ Important Notes

• ⚠️ Requires Lonsdor programming device to generate key
• 🔧 Must be initialized before use
• 🔋 Battery and key shell are not included
• 🔍 Always confirm vehicle compatibility & system type
• ❌ This is a PCB board only (not a complete key)