Hello friends of I repair I am from Rio Negro I would need to know if you know any official distributor of balance parts; I would need the panel / mask functions of the balance not the plate, I wanted to know if they know any supplier near Rio Negro General Roca, in ML this $ 279 ars + shipping + delay I also wanted to know if it is possible to add a battery to this scale (it is powered by a 220V AC source at 12V DC 1.5 amp)