Cosmic Graphite
Includes 1

TERO - VIP Pre-order Deposit

The Most Personal AI Tennis Training Partner

$100.00
Shipping

VIP Reservation & Shipping Timeline:
This $100.00 payment is a VIP Deposit to secure your priority spot in our first production batch.

  • No physical machine will be shipped today.
  • Production & Shipping: Your machine is scheduled for production, with shipments beginning in July 2026.
  • Priority Access: Machines will be shipped on a "first-come, first-served" basis according to your deposit timestamp.
Return Policy

100% Risk-Free Guarantee:
Your peace of mind is our priority. This $100.00 VIP Deposit is fully refundable at any time before you pay the final balance.

  • Change your mind? No problem. We will issue a 100% refund immediately—no questions asked.
  • Your investment is safe. You are locking in the lowest possible price without any financial risk.
Payment Methods
American Express Apple Pay Google Pay Mastercard Shop Pay Union Pay Visa

Secure & Transparent Payment:

  • Safe Checkout: All transactions are encrypted with bank-grade SSL security. We do not store your full credit card details.
  • No Auto-Charges: We will NEVER automatically charge your card for the remaining balance. You are in full control of when and how you pay the rest.
  • Accepted Methods: We proudly accept PayPal, Visa, Mastercard, American Express, and Apple Pay.
Fluidly Sink Into the Flow
Dual Mode Controlling
VOICE CONTROL with Wristband
Simply say "Start Serving" and the rally begins.
From adjusting ball speed to switching modes, our comprehensive voice library allows you to fine-tune your entire session without leaving the baseline.
APP CONTROL
TERO offers a curated library of preset drills. No more fumbling with complex parameters—choose your focus, tap start, and let the session begin.
Strategic
Responsive Gimbal
Good Shots, Go On.
Adapting
It finds you
With wristband, TERO senses your location in real-time.
Perfectly Execute Your Drills
A dynamic gimbal delivers powerful serves with consistency.
Max ball speed
140 km/h
Max range
26m
35 Spots to choose
Strategic
One-click start with preset drills
Multi Drills & Combo
More Modes in APP
Custom your own pattern
Parameters
Speedkm/h
70
Spinrpm
0
Intervals
2
Loopspcs
10
Fully immersive experience

Rolls like a suitcase

The innovative foldable stacks make TERO more compact than ever

Ultra Lightweight

25.7lbs
whole package
19.4lbs
main unit

  • Anti-Jam System: Zero Interruption.

    The dial set above the gimbal identifies potential jams before they happen. No more stopping to clear the machine.

  • Low-Noise Serving: Focus on the Hit.

    Engineered for minimized distractions. Hear the "pop" of the strings and the squeak of your shoes, not the hum of a motor.

  • Self-Cleaning Airflow：

    Ensure long-term durability by expelling ball fuzz during every serve to prevent motor clogs before they happen.

TESTED BY PROS. VALIDATED BY THE COURT.

Don’t just take our word for it. The Lumistar roster features elite athletes and hardcore players putting our AI to the ultimate test. Watch their raw, unscripted sessions and see why the best in the game trust Lumistar for their daily grind.

FAQ

Is this the full price of the machine?

No. This is a $100.00 deposit to lock in your VIP Early Bird discount (Save $300.00 off MSRP). You will pay the remaining balance only when your machine is ready to ship.

When and how do I pay the remaining balance?

We will send a private payment link to your email in June/July 2026. You can pay using Credit Card, PayPal, or other supported methods at that time.

Can I cancel my reservation?

Yes, at any time. Simply contact our support team, and we will process your full $100.00 refund within 1-3 business days.

What if the shipping date changes?

We will provide monthly production updates via email. If the timeline doesn't work for you, you can always request a full refund of your deposit.