Feature:1. Ideal Application: The key fob replace is a replacement for Model 3 All years, replacement for Model Y All years and so on, no need to charge, convenient to use.2. Excellent Performance: There is no need to worry about your phone is inaccessible, out of battery, or others need to use your key temporarily with the high grade key ring.3. Easy to Operate: All needed is just a simple touch in the center of the pillar on the right side of the driver window with the key to lock or unlock, more faster and convenient.4. Reliable to Use: The key fob card is highly waterproof, freely enter and exit on any occasion, no need to remove when washing hands, taking shower or swimming.5. Durable Materials: The key fob card is handmade with ceramic, surface and comfortable feeling, lightweight to carry, looks delicate, not easy to damage.How to Use:1. Organize and clear the center control sensing area2. Click on the bottom in the lower left corner of the center control screen3. Click the middle lock button4. Click the + on the right side of the key5. Put our smart ring on the central control induction area6. When the screen pops up Induction of existing key card to approve pairing, put the original car key/card in the central control induction area for authorization and wait for completion.Specification:Item Type: Key Fob Card RingMaterial: CeramicColor: WhiteFitment: Replacement for Tesla&