Target: G_H_30, Size: 28.5×28.5mm board, IMU: MPU6000 gyro/accelerometer (SPI), Multishot, Weight: 5.6g, Installing Hole: 25.5×25.5mm, Oneshot, M2, Input: 2-4s lipo, Integrated LC Filter, Current meter: 210, Model: GEP-12A-F4 V1.1, Firmware target: MATEKF411, Baro: NO, OSD: BetaFlight OSD w/ AT7456E chip, 25.5mm mounting holes (M2), MCU: STM32F411, Continuous current: 12A, BEC Output: 5V@1A, Supports Dshot600, ESC MCU: BB21F16G.
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Aliexpress
There’re some similar (or not) items on Aliexpress
You can use link bot to get even lower price:
Click here to search by yourself. Here are coupons that you can use.
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($69.91): BGJON8
2. ($69.91): BGRCParts8
3. ($69.91): BGToys8
4. ($69.91): ADMITADBLACK
5. ($69.91): BG8OFFCOUPON
6. ($69.91): TTBLACK5
this code has to be applied in your cart after clicking “Proceed to checkout”. Click to copy code and open shop.
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BG12AF4, BG12MRP, BGGEPDrone, Parts8, AFfbG10, BGVDay10%off, BGAFF10OFF, bGhOnEy10, BGJF412, BGdragonBoat, BGSS10%SW, bgshOOp10, BGRC902, BgoFErTaSchInA10, BGHALLOWEEN, BgcLuBofErtA10, BGCuponation10, BGDAVIS, BGHONEY2110, BGGAL8, Tabby20, BG1efeb0, MVC8SPRING, Cuponation9, COUPONSDE1wk, BGGutscheine
(probably won’t work, but you can try them out)
Price history and price alert
Do you need price history chart (for all/most countries) for GEPRC GEP-12A-F4 V1.1 F411 F4 Flight Controller? There we go. The lowest price was: $34.39.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).