Item description from the seller
 
Electric Lift with rechargeable Battery (110v Household power cord)
2 Function controls one on the lift and second one with remote on the platform
Adjustable supporting legs with pin locking mechanism
Raised Platform Height is 15-3/4 ft (189 in)
Built in step for entrance
Auto door shut mechanism
Built in forking slots for forking
Built for easy maneuvering 
660 LBS LOAD CAPACITY
It is not a self-propelled scissor lift
Overall Height (raised with rails) is 19 ft (228-1/3 in)
The highest height a person can reach while standing on the platform is 22-1/3 ft (267-2/3 in)
 
IMPORTANT BATTERY CHARGING NOTE: The battery must be charged within 3 months of storage to prevent self-discharge. If the battery is not charged within 3 months of storage, permanent loss of capacity may occur. If the powered product is going to be stored and/or not in regular use, the batteries must go through a full charge cycle every month to ensure battery life and duty cycle.
 
 
Item
Semi-Electric Access Lifts
Loading Capacity
660 lb
Raised Platform Height
15-3/4 ft (189 in)
Lowered Platform Height
31-4/5 in
Raised Working Height
22-1/3 ft (267-2/3 in)
Ground Clearance
2 in
Platform Length
46 in
Platform Width
23-1/2 in
Wheel Configuration
(2) Swivel with Brake, (2) Rigid
WHEEL TYPE
Polyurethane
Caster Diameter
8 in
Caster Width
2 in
Lifting Motor
0.8 Kw
Battery
12V/72Ah
Item Weight
870 lb
Overall Dimension (stowed with rails)
50 x 28 x 71 in
Overall Height (raised with rails)
19 ft (228-1/3 in)