π / π plus
Designed for outdoor sports, powered by technology, built to conquer peaks.
Proven performance in real-world conditions.
Natural assistance for every active moment.
01 / CLIMBReach the summit with ease
Smart walking assistance reduces leg fatigue, making climbs, stairs, and long hikes feel lighter.
02 / RUNRun lighter, move freer
π makes every stride feel easier; the π plus version adds support for high-speed running.
03 / ACTIVE LIFEFuel every kind of movement
From home leg training and professional conditioning to gym workouts and community fitness, π fits active life.
04 / DESIGNAn exoskeleton made for motion
Ultra-light, flexible, compact, and powerful: π brings professional assistance into an easy-to-wear form.
05 / PERFORMANCEWalk assisted, stride by stride
Testing indicates around 15% energy savings, more than 12kg of perceived load reduction, and up to 90% improvement in leg lift.
06 / LIGHT & FLEXIBLEA clothing-like lower-limb exoskeleton
At around 1.8kg, π pairs a flexible self-fitting waist belt with foldable leg poles for compact storage.
07 / POWERPower for walking, stairs, and cycling
Strong assistance supports walking, climbing stairs, and cycling, with π plus reaching approximately 15km/h.
08 / AI CONTROLAn AI brain that adapts with you
It learns human movement, recognizes walking, stairs, and running, then adjusts assistance for speed and terrain.
09 / MODESSwitch work modes in one tap
Choose Standard for daily movement or Fitness for training, matching assistance to the moment.
10 / STORAGEModular structure, fast to pack
The waist belt and main unit store independently; the battery swaps in seconds and the legs fold for a backpack.
11 / PERSONAL STYLEExpressive design, changeable skins
Hand-changeable shells and multiple color options let the device match your personal style.
12 / EVERYDAY FITNESSMade for more ways to move
From fitness and running to everyday walking and stairs, π assists different bodies and different rhythms.
13 / OUTDOORKeep an active life in motion
Take π onto trails, mountain paths, and greenways, and keep exploring farther.
14 / SPECIFICATIONSLightweight assistance, clearly defined
The Standard version is about 1.8kg, delivers around 10N·m, lasts about 10,000 steps, and supports up to about 10km/h.
15 / VERSIONSπ or π plus, choose your pace
π is built for walking and fitness; π plus adds running, dual batteries, stronger assistance, and higher speed.
16 / FIT GUIDEA fit guide for different bodies
Recommended for users 155–185cm tall, with waist and thigh-belt ranges to guide selection.
17 / PURCHASE POLICYA clear crowdfunding policy
Orders may be refunded before crowdfunding closes; if a merchant cannot ship, a full refund may be requested under the applicable policy.
18 / FITNESSResistance training, made more effective
Simulated underwater walking, targeted muscle training, and body shaping bring more purpose to everyday workouts.
19 / APPYour dedicated mobile app
Connect over Bluetooth to adjust assistance and modes, review activity data, choose a language, and save parameters.
Product Specifications
| Parameters | π | π Plus |
|---|---|---|
| Assist Modes | 3 modes (Standard, Fitness, Hiking) | 4 modes (Standard, Fitness, Hiking, Sports) |
| Runtime | Approx. 3–4 hours (12.5KM*) | Approx. 6–8 hours (25KM*) |
| Weight | 2.1kg (with 1 battery) | 2.3kg (with 2 batteries) |
| Net Weight | 1.8kg (without battery) | |
| Max Assistance | 12N·m | 15N·m |
| Max Speed | 10.5km/h | 15km/h |
| Assist Levels | 12 levels | 15 levels |
| Battery Capacity | 3200 mAh | 6400 mAh |
| Folded Dimensions | 330×180×120 mm | |
| Package Dimensions | 470×350×170 mm | |
| Smart APP | iOS, Android | |
| Suitable Height | 150–200 cm | |
| Suitable Waist | 72–130 cm | |
| Operating Temperature | −10–45°C | |
Product weight may vary slightly depending on accessories.
Runtime is based on laboratory testing; actual results vary with operating conditions.