As an option, the batteries can also be charged at any additional charging point. While you are seated on the stairli t, use the joystick user interface in one of the armrests. If the stairli t is not in the required place, use the call-and-park control stations on each floor to call the stairli t., Link to the spec of the original battery: https://www.intercel.eu/battery/agm/s and datasheet: https://www.intercel.eu/app/uploads/2 Note the key specs of AGM and max current, Flow X stairlift can be fitted on staircases as narrow as 610mm, thanks to its Advanced Swivel and Levelling technology (ASL). This feature, unique to Flow X, enables your stairlift to rotate while in motion, making it one of the most versatile stairlifts in the world., This exhaustive guide delves into every facet of the Flow X—its groundbreaking features, technical specifications, user manual insights, and why our free assessments make it the ultimate choice for your home., The Flow X uses a single rail system with a diameter of just 80mm. This allows the rail to be installed very low and close to the wall, allowing space for other users to access the staircase comfortably. The Flow X can be folded away to allow maximum space when not in use., Microprocessor-controlled main motor and levelling system (SIL2). Batteries 2 x 12V, 7Ah. Pre-adjustable footrest height (5 positions). Cast alumininum base including top TPE anti-slip surface. Linked seat and footrest. Armrest position detection. Retractable seatbelt with optional detection..