Specifications: It supports two-way audio alarm, once someone moves your car, the main engine and remote control will send two-way alarm, and it supports silent alarm to prevent disturbing people at night. Remote control has anti-battery theft function, when the battery is abnormal, the remote control will alarm, and it has anti-robbing function, if you are robbed while driving, you can use the remote control to stop the car, and it has a system anti-dismantling and shearing alarm, when the battery line is cut, the electric door lock is broken, and the alarm system is damaged, the remote control will also alarm. This remote control can also supports remote control unlock and car search, and its alarm sensor is adjustable in five gears, and it adopts special coding technology, the remote control is anti-copy and anti-decryption. Automatic vehicles can be started remotely only in P or N gears. Item Name: A9 Remote Control Material: Electronic Metal, ABS Static Working Voltage: 10-16V (DC Direct Current Power Supply) Static Working Current: < 8mA Applicable Working Temperature: -20 Degrees Celsius to +80 Degrees Celsius Battery: 1 x AAA Battery (Not Included) Features: Durable, Power Saving, Anti-theft, Anti-copy Size: 7.8cm x 4cm x 2.5cm/3.07" x 1.57" x 0.98" (Approx.) Notes: Due to the light and screen setting difference, the color of item may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x A9 Remote Control