Features: 1. Remote locking and unlocking your car with LED indictor; 2. Central door lock automatically controls car's position; 3. Remote control opening trunk and car for windows; Specifications: Product name: Central Door Lock Keyless Entry System Material: electronic Working voltage: 12V Working current: 15mA or below Working frequency: 433.92MHz Speaker sound level: 108dB Code matching way: learning Receiving distance: around 100m (open space) Interface: VH-11P Package size: 90 X 65 X 32mm/3.54 X 2.56 X 1.26" Voltage of remote control: 6V Current of remote control: 6mA or below Remote control feature: all plastic one-piece design 11pin wire plug: for all central locking signal Gross weight: about 213g Package size: 130 X 95 X 65mm/5.12 X 3.74 X 2.56" Applicable vehicle: car auto universal Package Included: 1 X Central Door Lock Keyless Entry System 1 X Set of Wires 2 X Remote Controls 1 X English User Manual