... :FD-CL04RProduct Name:car central lock,car door central lock,car central locking systerm,car central door locking,car door lock,auto lock,central locking,auto central lockingSpecification:Ultrasonic welded ... torsion: 2.0kg--2.5kg Control time:0.2s Longevity:100,000 times Working temperature:-30--65 degree remote central lock (FD-CL04R )