User manual

ZL ELECTRONICS TECHNOLOGY (HK) CO., LIMITED

6 pins connector

Pin Color function

1 Red DC in

Input voltage: 8-40V

Suggestion: 12V

2 Black GND

3 Brown Output , starter kill relay you can use it to cut the electricity or oil of the

car

4 White SOS button

5 Green Output , starter kill relay you can use it to cut the electricity or oil of the

car

6 Blue ACC signal detecting

According to the relay parameter to make sure to following requirement:

The input voltage of relay must be suited to the car battery

3. Operating Instructions

SMS protocol of 900C, the default password of 900C is 000000

SMS Instruction Format Remark

1 Request one position A******,000 000: command code

******: password, default 000000

2 Modify user password A******,001,###### 001: command code

******: old password , default 000000

######: new password

3 Set a preset phone

number for SOS button

or monitoring number.

A******,002,1, Tel

Number

002: command code

******: password, default 000000

1 : Set SOS number