Acko provides cover for electrical accessories in the car. Please login to acko.com. On your policy card, please click 'View Details'. You will be redirected to the policy details page where you will see an 'Edit Policy' button. Once you click on the button, a new pop-up will open with all the possible changes you can make in the policy. Click 'Add/Edit Electrical Accessories'.  Update the details and the IDV of the accessories. Based on the value of accessories, the premium will be calculated. Once you make the additional payment, the new policy copy with the updated details will be generated.