Ooh, sulit na deal yan, lalo na kung gumagana pa! Honestly, a lot of us moms buy fetal dopplers thinking we'll use them all the time pero kung tatlo lang talaga ginamit mo, mas okay na ibenta mo na hehe, bawas stress, extra pera pa. Good luck sa Bulacan area, sigurado maraming interested dyan sa presyong yan with the free gel pa!