
Product Conditions
| Condition | Definition |
|---|---|
| Brand New | New in Retail or Factory Packaging where applicable. Simple Cell does not hold itself as an authorized reseller or distributor of any brands and any original manufacturers warranty might not be valid. |
| Grade A | Fully Functional. Item is in Flawless Condition, Retail or Factory Packaging could be missing or damaged. |
| Grade A- | Fully Functional. Item is in Excellent Condition and will show no signs of use when held at an arms length. Retail or Factory Packaging could be missing or damaged. |
| Grade B | Fully Functional. Item is in Good Condition and will show some signs of use. May contain light screen scratches and have noticeable signs of use. Retail or Factory Packaging could be missing or damaged. |
| Grade C | Fully Functional. Item is in Fair Condition and will show heavy signs of use, Retail or Factory Packaging could be missing or damaged. |
| Incomplete | Item will be missing some accessories, Retail or Factory Packaging could be missing or damaged |
| Defective | Item is not functioning as supposed to. |
| Untested | Items have not gone through any inspection or testing. These items will range from open box working to defective and missing accessories. Items bought in this condition are as-is and can not be returned. |
Description
Happymodel X12 ELRS Pro v1.1 5-IN-1 AIO Flight Controller with Built-In 2.4G ELRS V3.0 and OPENVTX
Features:
- 5-in-1 AIO architecture — Combines a flight controller, 12 A 4-in-1 ESC, Betaflight OSD, ExpressLRS receiver (2.4 GHz ELRS V3.0), and a 5.8 GHz OpenVTX video transmitter on a single board, reducing wiring and weight.
- MCU & sensor combo — Uses an STM32F411CEU6 MCU (100 MHz, 512 KB flash) paired with an ICM42688P gyro for responsive flight control.
- 12 A Blheli_S 4-in-1 ESC — Built-in ESC rated for 12 A continuous current (15 A peak for short bursts), ready for DSHOT300 protocol and BLHeliSuite tuning.
- 1–2S LiPo support — Powered directly from 1 S or 2 S LiPo batteries (2.9–8.7 V), ideal for ultra-light and whoop-style drones.
- Built-in UART ExpressLRS receiver (2.4 GHz) — Supports ExpressLRS V3.x.x with CRSF protocol and configurable via Wi-Fi for low-latency control.
- Onboard 5.8 GHz OpenVTX — Adjustable video transmitter (0, RCE, 25 mW, 100 mW, 400 mW) with MSP control through OSD and support for PIT mode and U.FL antenna connection.
- Small form factor — 30 × 30 × 8 mm board with 25.5 × 25.5 mm mounting holes and a feather-light weight (~5.1 g), perfect for micro and whoop frames.
