This is an efficient and practical car keyless entry system lock. It is made with excellent craftsmanship, has a scientific design, is easy to install, and practical, has good acceptance performance, and will not be easily disturbed. It has a wide range of uses, strong compatibility and stable performance, which can well meet your needs and bring you convenience. Features -Color: Black. -Material: ABS, Copper, Rubber, Iron. -Size: About 32.00X6.00X3.00cm/12.58X2.36X1.18inch. -Working voltage: 12V. -Quiescent current: <10mA. -Operating : 315/433.92MHz. -Receiving sensitivity: -108dBm. -Working temperature: -20 degree centigrade~+70 degree centigrade. -Remote controller working voltage: 6/12V. -Remote controller quiescent current: <1ampere. -Remote controller power: 10dBm. -Remote controller operating : 315/433.92MHz. -Preferred materials, , safe, durable and practical. -The carefully crafted central control lock is stable in installation and not easy to fall off. -The is more convenient to use and can make you feel more convenient. -Stabilized receiving chip, strong - , efficient and practical, and convenient. -You can buy this efficient and professional car central lock at an . Package list: 1 set central control lock