WP-YLB Mechanical type Pressure Gauge ma Linear Indicator e talafeagai mo le fuaina i luga ole nofoaga ma le pulea o le mamafa i le tele o alamanuia ma faiga, e pei o vailaʻau, suauu, fale eletise, ma vailaʻau. O lona fale u'amea maumea malosi e talafeagai mo le fa'aogaina o kasa po'o vai i totonu o si'osi'omaga pala.
O le WP201M Digital Differential Pressure Gauge e faʻaogaina uma-eletise fausaga, faʻamalosia e AA maa ma e faigofie mo le faʻapipiʻiina i luga o le nofoaga. O le pito i luma o lo'o fa'aulufaleina mai meataalo mata'utia fa'aulufale mai, fa'ailoga fa'ailoga e fa'agaoioia e le fa'aola ma le microprocessor. O le tau o le mamafa o le eseesega o loʻo tuʻuina atu e le 5 bits maualuga faʻaaliga LCD faʻaaliga pe a maeʻa faʻatusatusaga.
O lenei WP401M High Accuracy Digital Pressure Gauge faʻaaogaina uma-eletise fausaga, faʻamalosia e le maa mafaigofie e faʻapipiʻi i luga o le saite. O le pito i luma o loʻo faʻaaogaina le maualuga maualuga o le mamafa o le masini, gaioigafa'ailoga o lo'o togafitia e le amplifier ma le microprocessor. O le tau o le mamafa moni o le afa'aalia e le 5 bits LCD fa'aaliga pe a uma le fa'atatauga.