Deep diving test mudziyo (IPX7/IPX8) UV weathering test room Jecha uye guruva kudzivirira bvunzo bhokisi Constant tembiricha uye humidity test chamber Rubber sealing ring performance yekuedza muchina Microcomputer inodzorwa nemhedzisiro yekuyedza muchina Electromagnetic vibration yekuyedza muchina Salt spray test room Pressure inomira bvunzo muchina Electrostatic discharge test bhenji