Product size: 27×30mm, CONTINUE CURRENT: 30A×4, MOUNTING: 20mm/M2, SIX-AXIS: MPU6000, Mounting: 20mm/M2, UART: 6 Set, SOFT: Dshot300/600/1200, FLASH: 16M, BEC: 5V 2A, Weight: 3.9g, Product size: 27×35×6.4mm, MCU: STM32F722, Supply: Pana sonic High Frequency 470uF/35V, Input: 2~6S Lipo (7.4V~25V), MAMBA 306 30A 2-6S Blheli_32 Dshot1200 Brushless ESC, INPUT VOLTAGE: 2~6S Lipo (7.4V~25V), MAMBA F722 MINI Betaflight Flight Controller, BEC: NO, OSD: YES, Weight: 6.6g, BURST CURRENT: 35A (10S).
Go down and check coupons out. Remember to check price history if it is available. Let’s see what best price is ATM.
Aliexpress
I could not find it on Aliexpress. 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. ($107.52): BGGAL8
2. ($107.52): BGRCParts8
3. ($107.52): 8BGwbg2204
put item in your cart and apply coupon code there after clicking “Proceed to checkout”. Click to copy code and open shop.
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BGF722M, BGssF722, BGF72230A, BGF722MINI, BGRF722, AFfbG10, BGCCMINI, BGFUU, BG59F7, BGWKF722M, BGWK722, BGNDF722, BGMF65, BG11F730A, BG12MRP, BGBFMB30, BGGEPPart, BGF7MINI2019, BGVDay10%off, BGWKF722MI, BGAFF10OFF, bGhOnEy10, BGF72230AMI, BGESF7, BGdragonBoat, BGSS10%SW, bgshOOp10, BgcLuBofErtA10, BGCuponation10, 13f142, BGDAVIS, BGHONEY2110, 7bcdf9, Parts8, Tabby20, BG1efeb0
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – MAMBA F722 MINI Betaflight RC Flight Controller [EU] ($-3)
Price history and price alert
Here is price history (for all/most countries) for MAMBA F722 MINI Betaflight RC Flight Controller. The lowest price was: $55.99.
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)).