Totalizer (Max.): 9 /999.9 GAL or 9 /999.9 L, Units of Measure: Gallons or Liters, Water Flow Rate: 20L/H – 2 /400L/H, Thread: for taps with 3/4” or 1” BSP or NH thread, Battery: 1 * CR2032 (Included), Working Pressure: 0.5 bar~5 bar (7.25~72.5PSI), Water Temperature: 41 to 104 ˚F (5 to 40 ˚C), Waterproof: IPX6, Brand: RAINPOINT.
Basically copy coupon, view price history or create e-mail price alert. Do you want to know what the best price is?
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 price update (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($25.19): BG23ALEAprD
2. ($26.31): BG589b2e
coupon code has to be applied in shop’s cart after clicking “Proceed to checkout”. Click to copy code and open shop.
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BGMX284, BG3c8551, BGJUNEGSG9, BG7b9c94, BGea947e, BGHUXC107, BGbfe0b4, BG1ccfe0, BG56f78b, BG21a258, BG8d94e7, Cuponation9, BG2d7e03, BGce49c8, BG0aac08, 9OFFSUMMER, BGbcb244, BG88aceb, BG1175b3, BG8ReviTrage, BG00c906, BGdbe184, BGae4373, BGf625a4, BG41da4f
(these codes were not working in latest coupon update, but you can check them out anyway)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – RAINPOINT Water Flow Meter [EU] ($-3)
Price history and price alert
Check out price history chart (for all/most countries) for RAINPOINT Water Flow Meter. The lowest price was: $19.99.
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)).