Hai guys I am here to share about good knight advanced action.The liquid kills all the mosquitoes but not for longer after time the smell comes from the liquid is not nice to smell it is very difficult to breath also.The cost of the liquid is 72rupess and hole kid is 120 rupees.Not for the cost I am saying about the difficulty in the breathing.it does not suitable for childrens.it is my personal opinion and to ur product if u like my review please give me a smily and comment me thanks for watching have a nice day