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Hello.it

World's 1st Energy Recovery&Electronic Brake Leash

Disclaimer: All reviews contain subjective opinions of the NANZA team.

 [Funding Status

Pledges: $21,027 (as of Apr 20, 2025)

Live until: May 10, 2025

@ 7:00 AM (PDT)

 [Reward Price] 

Early Bird: $79 USD (39% off retail)

* Shipping fee not included.

 [Estimated Shipping Time]  

Jun 2025

 NANZA Tl;dr 

The Hello.it Self-Charging Dog Leash is a revolutionary smart leash that reimagines the daily dog walk with advanced technology, eco-conscious design, and built-in safety features. Powered by a Kinetic Energy Recovery System (KERS), it charges itself simply through the motion generated as you walk your dog — eliminating the need for constant battery replacements or external charging. Designed with modern urban life in mind, it also includes gesture recognition controls, a zero-delay emergency brake system for unexpected dog lunges, and integrated LED lighting for safer nighttime visibility. Beyond the smart features, Hello.it emphasizes sustainability by recycling natural energy and minimizing environmental impact. Its thoughtful design enhances the walking experience, offering peace of mind, better safety, and unparalleled convenience to dog owners. Whether you're an active city dweller or someone who enjoys late-night strolls, the Hello.it leash represents a bold leap into the future of pet care, combining luxury, intelligence, and eco-friendliness into one compact device.

Summary


Self-Charging
The Hello.it leash smartly captures and stores kinetic energy produced as you walk, run, or move your dog. This means that every step naturally powers the device’s internal systems — eliminating dependency on traditional charging methods. It's a brilliantly self-sustaining solution for dog owners tired of remembering to plug in another device.

 


 

 

 

 

 

 

 

 

 

 

 

Emergency Braking System
Designed with safety as a top priority, the leash features a zero-delay braking system. If your dog suddenly sprints toward traffic or another dog, the smart leash detects this change in speed and instantly locks to prevent accidents. This fast-reacting mechanism could be life-saving for both your pet and others around you.

 

 


 

 

 

 

 

 

 

 


Gesture Recognition
Using modern sensors, the Hello.it leash understands basic hand gestures, allowing you to manage functions like locking or unlocking the leash without fumbling for buttons. It's a futuristic touch that makes walks smoother and gives you hands-free control even when you're carrying bags or juggling multiple tasks.

 



 



 

 

 

 


Nighttime Safety Lights
Late-night or early morning walks become safer thanks to bright, built-in LED lights. These lights not only illuminate your path but also make both you and your pet highly visible to vehicles, cyclists, and other pedestrians — a critical feature for urban environments where visibility can save lives.


Eco-Conscious

Because it charges itself naturally and doesn't require disposable batteries, the Hello.it leash significantly reduces electronic waste. This eco-friendly approach is perfect for pet owners who are environmentally aware and want their daily products to reflect their sustainable values.

 

 

 

 

 


 

 

 

 

 

 

 

 

Auto-Detection
The leash’s internal sensors continuously monitor the pace and motion of your dog. It can distinguish between casual tugging and a full sprint, adjusting its emergency braking system accordingly. This nuanced intelligence ensures the leash isn't overly reactive while still providing needed security.

 








 

 

 


Comfortable, Ergonomic Handling

Despite the technology inside, the Hello.it leash is designed with user comfort in mind. It features a soft-grip handle, ergonomic contours, and a lightweight body that ensures it feels natural during long walks, preventing hand fatigue even after extended use.


High-Quality, Durable Materials

The leash frame is crafted from sturdy, premium-grade materials designed to handle daily wear-and-tear, including occasional drops, rough weather, and heavy pulling from excited dogs. This durability ensures the product will have a long lifespan, maximizing your investment.

 

 

 

 

 

 

 

 

 

 

Shipping:

Shipping can be calculated at checkout and will differ in time as well as price depending on your address!​​​​​​​​​​​​

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 What We Love 

1. Suitable for a Variety of Dog Sizes

The Hello.it leash is strong enough to manage dogs of various sizes, from small, energetic breeds to larger, stronger ones. Its responsive braking system and adjustable tension settings help accommodate different leash behaviors, making it a versatile tool for multi-dog households.

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2.  Minimalistic, Stylish Design

Beyond functionality, Hello.it is beautifully designed to fit into a modern, stylish lifestyle. Its sleek appearance, combined with hidden smart technology, ensures that it doesn't look bulky or overly "techy" — making it a fashionable as well as practical addition to your everyday carry.

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 What We Don't 

1.  Weight and Bulk for Small Dogs

With so many features packed inside, the leash may be slightly heavier or bulkier compared to traditional ones. While this might not matter for medium to large dogs, owners of small breeds (like Chihuahuas or Yorkies) might find the leash too heavy or oversized relative to their dog’s size. Offering a lighter, scaled-down version would widen its appeal.

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 Is it Worth it? 

The Hello.it Self-Charging Dog Leash is a standout product because it blends innovation, sustainability, and everyday convenience into one sleek device. At its core, it tackles one of the biggest annoyances for dog owners: carrying separate devices like flashlights or waste bag holders, or worrying about a dead leash light when walking at night. Using Kinetic Energy Recovery System (KERS) technology, the leash cleverly generates and stores power as you walk, which means you’ll never have to manually recharge it — it powers its built-in LED light automatically. This feature alone dramatically improves safety during nighttime or early morning walks. In addition, gesture control allows you to turn the light on or off without fumbling for buttons, making it especially practical if your hands are full. The design is clean, ergonomic, and clearly tailored for modern, urban dog owners who value both style and function. Environmentally conscious buyers will appreciate that this leash reduces battery waste by recycling human movement into energy, making it an eco-friendly choice!

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