Aliexpress
Click here… to search for SONOFF T3 3 Gangs TX WIFI Wall Switch on Aliexpress
Here are coupons that you can use.
Other warehouses/versions
This item is available in 4 another warehouse/versions!
1. China – SONOFF T3 1 Gang TX WIFI Wall Switch (-3 USD)
2. China – SONOFF T3 2 Gangs TX WIFI Wall Switch (-3 USD)
3. Europe – SONOFF T3 2 Gangs TX WIFI Wall Switch [EU] (-3 USD)
4. Europe – SONOFF T3 1 Gang TX WIFI Wall Switch [EU] (-3 USD)
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
Coupon (22.55 USD): Cuponation9
Coupon (22.80 USD): BG8ReviTrage
(CouponsFromChina.com tip: this code has to be applied in your cart after clicking “Proceed to checkout”. Click to copy code and open shop)
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
There were country-specific coupon codes published on Couponsfromchina social channels and price alerts. Coupon price may vary by country, because there’re different VAT rates, shipping cost etc. There is a chance that some latest coupons are still working:
Old coupons (from the oldest to the newest): elec, BGST3, BG15T23, SONOFF15, bGpAnDacHeCk, 2020CNY, BGVDay10%off, BG8SFF, BGTT10, bGhOnEy10, BGSMOFF, BGSONOFFT3, 13f142, BGSONOFF15, BGELIG0920, BgcLuBofErtA10, BGSONOFF16, BGAFF10OFF, BGSTHO15, BG11513, BGCuponation10, BGHONEY2110, BGSHOM15, BGSHE15, BG1b28f9, BG1470799, 6GSGIT, BG737f3f, BGKUBA1QBAF, BG2eea5b, ADMITAD2212, BGSmart6, 8BGwbg2204, tRaDetRaCKeR, 8wEbgaInS5, pROMo8cuPoN, BGJUNEGSG9, BG15Sonoff, 9OFFSUMMER, BG24ffd1, BGfe2626, BG775820, BGb5f913
(these coupons are old, so probably won’t work)
Other warehouses/versions
This item is available in 4 another warehouse/versions!
1. China – SONOFF T3 1 Gang TX WIFI Wall Switch (-3 USD)
2. China – SONOFF T3 2 Gangs TX WIFI Wall Switch (-3 USD)
3. Europe – SONOFF T3 2 Gangs TX WIFI Wall Switch [EU] (-3 USD)
4. Europe – SONOFF T3 1 Gang TX WIFI Wall Switch [EU] (-3 USD)
Price history and price alert
Here is price history (for all/most countries) for SONOFF T3 3 Gangs TX WIFI Wall Switch.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).