... The chargeable battery provides the power to raise up the lift platforms.Working heights rangs from 4m,6m,8m,9m, ... 10m,12m,14m. 4. Applications: It is widely used for aerial installation and maintenance of the working sites without power supply ... warehouse, granary,bus/railway stations, hotels,airports, gas station and aerial pipeline. HF scissor aerial work platform,electric self-propelled boom lift