This is a kind of high quality and durable key case. If you have a key with broken buttons or worn key case， this unit is the best replacement for you.<br style="line-height: 20.7999992370605px;" /><br style="line-height: 20.7999992370605px;" /><strong style="line-height: 20.7999992370605px;">Features:<br style="line-height: 20.7999992370605px;" />Best replacement for a key with broken buttons or worn key case.<br style="line-height: 20.7999992370605px;" />Key case only. No electronic internals. This is an aftermarket replacement case.<br style="line-height: 20.7999992370605px;" />Take the internal electronics(include immobilizer/transponder chip) from original remote and place them to our key shell!<br style="line-height: 20.7999992370605px;" />Good quality， durable to use.<br style="line-height: 20.7999992370605px;" /><br style="line-height: 20.7999992370605px;" /><strong style="line-height: 20.7999992370605px;">Specifications:<br style="line-height: 20.7999992370605px;" />Color: Black<br style="line-height: 20.7999992370605px;" />Fitment: for Mercedes Benz<br style="line-height: 20.7999992370605px;" />Button: 3 Buttons<br style="line-height: 20.7999992370605px;" />Product Size: 9.7 * 4.5 * 1.3cm / 3.8 * 1.8 * 0.5in<br style="line-height: 20.7999992370605px;" />Product Weight: Approx. 30g / 1.1oz<br style="line-height: 20.7999992370605px;" /><br style="line-height: 20.7999992370605px;" /><strong style="line-height: 20.7999992370605px;">Package List:<br style="line-height: 20.7999992370605px;" />1 * Key Fob Case<br style="line-height: 20.7999992370605px;" /><br style="line-height: 20.7999992370605px;" /><strong style="line-height: 20.7999992370605px;">Note:<br style="line-height: 20.7999992370605px;" />This item isn&#39;t a remote key， it is just a remote key shell case replacement.<br style="line-height: 20.7999992370605px;" />There is NO interior (remote/electronics/transponder chip) unit inside.<br style="line-height: 20.7999992370605px;" />Please check your key look the same as the one in our product picture above before you purchase.<br><img src="//img.tomtop.com/product/xy/2000/2000/p/gu1/K/K2295/K2295-2-82ce.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/gu1/K/K2295/K2295-6-82ce.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/gu1/K/K2295/K2295-1-82ce.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/gu1/K/K2295/K2295-5-82ce.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/gu1/K/K2295/K2295-4-82ce.jpg" /><br>