traffic sign speed limit at 20 kilometers per hour with portuguese words that mean slowly children

traffic sign speed limit kilometers hour portuguese words mean slowly children devagar crianças 20km 20kmh alert attention background brazil circular concept guide icon indication information kilometers km limit limitation maximum metal metallic notice number outdoor outdoors post rio janeiro road road sign safety signage signal signboard slow children speed street symbol teresopolis teresópolis traffic transport transportation twenty urban velocity velocity warning white