... signs,public facilities installation,maintenance 1, purpose Vehicle snorkel high-altitude platform for indoor operations such as traffic signs,public ... more flexible.3, Main technical parameters1) working from the platform or height below 9m2) lifting weight 300kg3) the system ... regional platform 1.8*1.0m7) overall external dimensions 5.9m*1.8m*2.8m8) unit weight:3350kg6-9m/min elevating platform