Front maintenance and back maintenance,patent design.
Design of rubber double-sided waterproof tank, the waterproof effect is increased by 50%，T copper core design contact with copper set of 360 ° increase stability，it is easier to design and process the feet of centipedes, and the positioning is more accurate
Waterproof, anti-dust, anti - sand, large Angle of view Perfect radian! Just one more sense of beauty and ultimate experience.
Maintain only 2 steps. Open the module with standard tool and unscrew the keyless door lock