Latest update shows that BlitzWolf BW-SHP15 Zigbee costs 38.99 USD (in Banggood). Go down and check coupons out. Remember to check price history if it is available. You probably want to know what is the best price?
Latest price update (UTC time):
Banggood (38.99 USD)
Banggood warehouse is located in China. I couldn’t find any coupon for this product on latest product update. Low/high price? Good price! It’s lower than average one (39.16 USD)!
Link: Banggood product page
Price: 38.99 USD
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:
Coupon (13.3.2024, $35.99): BGa473e8
Item: 4 pcs. BlitzWolf BW-SHP15 Zigbee 3.0 16A 3680W Smart Plug
Countries: Germany
Old coupons (from the oldest to the newest): BGsep924, 6GSGIT, BGf66dc7, BGNGDE07, bgpsde15, ADMITAD2212, BGSmart6, BG4ecd72, MVC8SPRING, BG2203, 8BGwbg2204, tRaDetRaCKeR, 8wEbgaInS5, BGaadd73, BGJUNEGSG9, bestbuy12, BGd69772, BG6fb45a, BGGutscheine, ADMITADBLACK, Cuponation9, BGSaleFeb8, BGAUGUST8, BGCAPITALOS8, BGc24627
(these codes were not working in latest coupon update, but you can check them out anyway)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – 4 pcs. BlitzWolf BW-SHP15 Zigbee 3.0 16A 3680W Smart Plug [EU] (-3 USD)
Aliexpress
Click here… to search for 4 pcs. BlitzWolf BW-SHP15 Zigbee 3.0 16A 3680W Smart Plug on Aliexpress
Here are coupons that you can use.
Price history and price alert
Price history (for all/most countries) for 4 pcs. BlitzWolf BW-SHP15 Zigbee 3.0 16A 3680W Smart Plug is here.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).