Condition: 100% New Features:remote car key design: fashion car styling Material: abs+metal Color: show the picture Button:2/3/4 Buttons blade;HAVE battery:have circuit board;yes Frequency : 315/433MHz Weight: 30g Fitment: For Mercedes Benz Year 2000+ Supports Original NEC and BGA And other model with the same specifications of key blank and battery holder listed as below section... Features: Best replacement for a key with broken buttons or worn key case.Key case only. Not electronic internals. This is an replacement caseTake the internal electronics(include immobilizer/transponder chip) from original remote. Important Notice1.This item isa remote,it is just a remote key shell case replacement.2.There is(remote/electronics/transponder chip)unit inside.3.Please check your key look the same as the one in our product picture above before you purchase. Package Includes: 1xkey 1xCircuit board 1xBattery Important Note:please check your FCC ID and the same key shape with your key. Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!