Features: Remotely lock and unlock your car Direction light flashing LED indicator Remote car location Remote trunk release Rising power window Universal for any cars SUGGESTION: The installation had better to be operated by the technician in 4S automobile stores or formal automobile repair stores, rather than yourself. Specifications: Type: Portable Color:Black Material:ABS Control box size: 8.6 x 6 x 2.5cm (L x W x H) 2 Remote Controllers size: 6.2 x 3.3x 1.2cm (L x W x H) Voltage: 12V. Static current: Less than 15mA. Indicator current: 20mA intermittently. Shock sensor current: Less than 1mA. Coding: Learning code. Remote Controlled:Yes Feature:Remote Central Lock Working Frequency: 433.92MHZ Type Of Accessory:Special Parts Of Anti-Theft Device Type Of Remote Control:With LCD Remote Control Type:Anti-Theft Device One-Way Feature: Auto Central Lock,Automatic Locking After Leaving Package weight: 0.245 kg Package Contents: 1 X Control box 1 X Wire 2 X Key 1 X LED connection wire 1 X English Product Manual Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.