They are the speed enforcement digital camera system ( sec ) and the red light digital camera system ( rlc ) which were procured through a road safety project initiated by td at a respective contract sum of $ 11 . 9 million and $ 12 . 7 million 侦察车速数码摄影机系统及冲红灯数码摄影机系统是透过运输署进行的道路安全计划所购置,涉及的合约费用分别为一千一百九十万元及一千二百七十万元。