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STEP 1: How much weight do you want to push?
第1步:你需要多少推力的開窗器?
STEP 2: Where will you install electric actuators ?
第2步:你將在哪里安裝電動(dòng)開窗器?
STEP 3: Which type of windows are you going to install electric window openers ?
第3步:你打算安裝哪種窗戶?
STEP 4: Select controller for your electric window opener.
第4步:為電動(dòng)開窗器選擇控制器。