First, confirm whether you have an account in BMSsensus. If not, you can create it first. Then select your favorite BMSsensus product and add it to the shopping cart. Click the calculated button, and finally, jump to the BMSsensus payment page. After clicking, you can select the BMSsensus Coupon Code you need to use, and then return to the payment page to continue the payment. It should be noted that the used BMSsensus Coupon will be automatically removed from your Promo Code.