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HAPPYMODEL OVX303 5-8G 40CH 300/5V Current VTX OpenVTX for Indoor Drone
✅ In stock
⭐ Lowest price we've tracked
F
Grade
Analysis Confidence
73%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Nov 6, 2026 1:36 PM · Prices & availability subject to change
Is This a Good Price on Amazon?
💤 Not a Deal- 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
- 💰The current price sits right around what this item typically fetches.
- 📉Our analysis places this at the most competitive price point we have ever tracked for this product — an exceptional moment to buy.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
0/28
Recent Value
0/22
Market Standing
0/20
Deal Strength
20/20
Momentum
4/10
📝 Product Overview
🏪 Sold by
Trust-Worthy
🚚 Shipping
Free Shipping
Product Details
✓OpenVTx aims to provide firmware with both the SmartAudio and Tramp protocols. Either protocol can be used on the flight controller and on VTx power up the protocol used is automatically detected by OpenVTx.
✓Currently SA is fully implemented and test against Rev. 09. To date IMRC has not released a protocol standard and implementation is based on information found within Betaflight.
✓OpenVTX firmware preload, Smartaudio ready, Nano size and stable power output.
✓Transmitting Power: 0/RCE/25/100/300; Power supply: DC 5V ; Current (5v): <650ma (300) .
✓Center distance of OVX303 Mounting Holes: 16mmx16mm, 20mmx20mm, 25.5mmx25.5mm.
⚙️ Specifications
Brand
HAPPYMODEL
Model Name
OVX303
Special Feature
OpenVTX firmware, SmartAudio and Tramp protocol support, Automatic protocol detection, Multiple power output options, Nano size, Stable power output, Versatile mounting options
Age Range (Description)
Baby
Color
Black
Connectivity Technology
SmartAudio and Tramp protocols
Included Components
Control Stick, Remote Control
Skill Level
Intermediate
Video Capture Format
MP4
Control Type
Remote Control
Maximum Range
300 meters