AST Optoelectronics

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AST Optoelectronics We are the leading manufacturer of NDIR gas measurement in China. KunShan AST Optoelectronics Co.,Ltd is the leading manufacturer of NDIR gas measurement.

We design and develop ventilation products for gardening and HVAC system, including greenhouse, hydroponics, indoor garden, grow room, HVAC. Our main products are CO2 monitor, PAR meter, CO2 controller, temperature and humidity controller etc. ISO9001, SGS, CE certificated, 15 years R&D experience, one hour reach Shanghai port, this is how we keep good quality and competitive prices for global valued customers.

05/06/2026

Meet your ultimate indoor climate sidekick! 🌿✨ Whether you're nurturing a thriving grow room or optimizing your home’s air quality, our Smart CO2 Controller has you covered.

It tracks CO2, temperature, and humidity in real-time, intelligently switching between day and night modes. Powered by a high-precision dual-channel NDIR sensor, it delivers spot-on accuracy and data charts you can track.

💡 Dual Modes for Your Needs:

Plant Mode: Perfects greenhouse conditions to boost growth.

Human Mode: Ensures a fresh, healthy living environment.

With independent controls for fans and CO2 gear, plus a built-in safety alarm, keeping your space perfect has never been this effortless. 🙌

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04/06/2026

☀️ Is your UV protection actually working? Meet our pocket-sized Portable UV & UVI Meter—your ultimate tool to track hidden ultraviolet radiation anytime, anywhere!

From checking outdoor sun intensity to ensuring your reptile tank or disinfection lamps are performing at their best, this precision tool has you covered.

Why you’ll love it:

Wide Range: Measures 280–400nm wavelengths (UVI 0-20 | 0–5000 μw/cm²).

Smart Tracking: Auto-calculates MAX, MIN, and average values instantly.

Compact & Durable: Lightweight handheld design for daily use.

Perfect for pet owners, tech enthusiasts, and health-conscious families. Stay safe, stay informed! 👇

Stop guessing your light levels! Give your plants the exact fuel they need. 💡🌿Whether you’re dialing in a grow tent, man...
29/05/2026

Stop guessing your light levels! Give your plants the exact fuel they need. 💡🌿

Whether you’re dialing in a grow tent, managing a greenhouse, or perfecting a reef aquarium, our Waterproof PAR Meter is your ultimate growth hack.
Why growers love it:
🌊 IP68 Waterproof: Fully submersible—perfect for aquariums and splashes.
🎯 Perfect Precision: Measures the exact 400-700nm wavelength plants use.
🚀 Massive Range: 0-4000 μmol/m²/sec covers dim shelves to intense LEDs.
📊 Built-in Memory: Saves 100 data logs so you can ditch the notebook.

Take control of your setup and unlock healthier, more vibrant growth today.
Get yours here: www.astoptoe.com

Keep your family safe—anywhere! 🏠🚐Standard CO detectors stay on the wall, but this mini detector goes where YOU go. Perf...
16/04/2026

Keep your family safe—anywhere! 🏠🚐

Standard CO detectors stay on the wall, but this mini detector goes where YOU go.
Perfect for the home, the garage, or your next family camping trip.

Simple to Read: 3-color light system (Green = Safe!).
USB Rechargeable: Easy to power up and go.
Travel-Ready: Clips to your bag or fits in the glove box.
Don't leave safety to chance. Grab this compact lifesaver today! ❤️

10/04/2026

Did you know that indoor air can often be more polluted than the air outside? 🏠💨

Keep your family’s environment safe and comfortable with our new Desktop CO₂ Monitor. Whether it’s in the nursery, the home office, or the living room, this little device gives you the data you need to breathe easy.

Why you'll love it:
✅ Highly Accurate: Uses professional-grade dual-beam NDIR sensors.
✅ Easy to Read: Large digital display and simple color-coded alerts (Green/Yellow/Red).
✅ Simple Setup: Just plug it in via Type-C and you’re ready to go!

Reliable, stable, and built for daily life. Because fresh air shouldn't be a luxury.

Address

No. 285 North Yudai Road Kunshan Jiangsu
Jiangsu
215300

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