4.7m Multi-Purpose Aluminum Ladder - 4 x 4 Rungs

4.7m Multifunctional Extension Folding Ladder  Folding Ladder Step-Stand Home Aluminum Ladders 
SAFETY: Scientific design on extension and lock mechanism with thumb buttons to click smoothly and effortlessly. Operate with ease without worrying about hurting fingers during retraction.
COMPACT STORAGE: Fully extended height is 4.7m.Height after retraction is ¼ of fully extended form. effortlessly stored in car trunk and other limited spaces.
HIGHLY ADJUSTABLE: Every locking section is independent of one another, therefore can be adjusted to preferential heights for different tasks.
CLOSE OPERATION: You need retract it from top down, rung by rung.Press the black button on the edge of rung,both sides retract at the same time.(NOTE:Do not place any parts of your body,including hands and fingers,between the rung when you closing the ladder.)