Description:<br /><br />Quantity: 1 pc<br />Button: 4 buttons<br />Size: 5.5cm x 3.2cm x 1.2cm / 2.16" x 1.26" x 0.47"<br />Frequency:433.92 Mhz<br />With all electronics and a battery installed.<br />Note: You DO NOT NEED any existing working remotes.<br