Full specifications

The engineering behind the Movo X.

Every number on this page is conservative — the chair is tested to higher tolerances than published. If you want the PDF version with diagrams and FCC/CE compliance details, download the spec sheet.

Motor & drive system

Total motor power	820W dual-motor system
Climbing motor	370W high-torque brushless
Travel motor	450W brushless
Drive system	Continuous traction tracks (front and rear)
Top ground speed	8 mph / 13 km/h
Climbing speed	15 steps per minute (≈ 1 step every 4 seconds)
Max continuous incline	35°
Max step rise	8 in / 200 mm (residential standard is 7.5 in / 190 mm)
Curb climbing	Up to 8 in / 200 mm without entering stair mode

Battery & charging

Battery type	20Ah lithium-ion (LiFePO4 cells)
Capacity	720 Wh nominal
Battery life (mixed indoor/outdoor)	6+ hours of active use
Steps per charge	500+ stairs (10-foot flights)
Travel range (flat)	~12 miles / 19 km
Charge time	4–6 hours from empty
Removable battery	Yes — 12 lb / 5.4 kg pack, FAA-approved for cargo
Charger	Wall (100–240V universal) + 12V car charger included
Cycle life	~1,200 cycles to 80% capacity. Replacement included free if you drop below 80% within 2 years.

Capacity & ergonomics

Maximum user weight	365 lb / 165 kg
Seat width	18 in standard (16 in / 20 in available on request)
Seat depth	18 in standard
Backrest height	20 in standard, adjustable to 24 in
Armrest height	Adjustable, 8–11 in from seat
Footplate	Adjustable angle, foldable for transport
Display	Ultra-clear LCD on right armrest — battery, speed, current mode
Control	Single right-armrest joystick (left-hand mirror available)

Dimensions & transport

Total weight with battery	96 lb / 43.5 kg
Total weight without battery	84 lb / 38 kg
Folded dimensions (L × W × H)	34 × 24 × 32 in / 86 × 61 × 81 cm
Deployed dimensions (L × W × H)	44 × 24 × 41 in / 112 × 61 × 104 cm
Ground clearance	3.1 in / 80 mm
Turning radius	24 in / 610 mm
Fold-down time	30 seconds without tools

Safety systems

Primary brake	Regenerative motor braking, engaged at every step
Secondary brake	Mechanical spring-loaded disc brake (closed by default — requires power to release)
Tip detection	9-axis IMU, auto-stop if pitch > 40° forward
Stair sensing	Active LiDAR + tactile riser sensor, refuses to climb steps > 8 in
Speed limiter	Hardware-locked at 15 steps/min on stairs; no software override possible
Emergency release	Two-step deliberate brake release for caregiver manual descent
Battery management	Cell-level monitoring, over-temp shutdown, over-current protection

Certifications

CE marking	Yes — EU medical device equivalent
ISO 7176-28	Stair-climbing wheelchair standard compliance
UL 2272	Battery and electrical system certified
FCC Part 15	Class B electromagnetic compatibility
FDA status	Consumer mobility device — no prescription required. FDA registration in progress.
Water/dust rating	IPX4 (rain-safe; not submersible)
Operating temperature	14°F to 104°F / -10°C to 40°C

In the box

Movo X chassis	Pre-assembled, calibrated, stair-tested
20Ah lithium battery	Removable, FAA-approved for cargo travel
Wall charger	100–240V universal input
Car charger	12V cigarette-port
Printed quick-start guide	English, Spanish, French
Onboarding session	1-on-1 video call with a mobility specialist before first use — included
Owner's manual	Full PDF + printed quick reference

Specifications subject to refinement as we move from prototype to first production batch. The Founding 50 customers will be notified of any spec changes before their unit is built.