... Resistance TesterFeature: 1 Test automotive parts, electrical parts' water resistance and water proof. 2 Digital setting, easy operation and maintenance. 3 Adopt ... ×4,Radius:400mm,Number or open holes=25,total water flow:1:8L/min.*Radius:200mm,R400mm.(For 1P× ... Tester , Dongguan Yuan Yao Electronics Technology Co.,Ltd also can supply: Programmable Temp.& Humi. Chamber,Triple Type Temp.& Humi. Chamber ...