$17.09 – Net weight: 35KG, Backlight time: 30-180 seconds, Screen: 1.8 inch VA LCD screen, support stepless adjustment, Buzzer: on / off, Shell process: fine polishing + matte blasting, Size: 53 * 15MM (diameter * thickness), Accumulated ranging: up to 99.99 meters, Battery: 200mAh 0.74wh, Screen cover: 4H super hard plexiglass, Charging interface: Type-C, Shell material: aluminum alloy + silicone, Accuracy: ± 0.5%, Single measurement distance: up to 9.99 meters.
Latest update shows that Xiaomi DUKA Small Little Q Electronic Ruler costs $17.09 (in Banggood). Basically copy coupon, view price history or create e-mail price alert. Best price?
Latest coupon and price update (UTC):
Banggood ($17.09)
Banggood warehouse is located in China. Isn’t it too expensive? Well, this price is higher than average price ($13.59) There is one coupon available! Pretty cool, huh?
Link: Banggood product page
Price without coupon: $17.99
1. ($17.09): BGMAI666
put item in your cart and apply coupon code there after clicking “Proceed to checkout”. Click to copy code and open shop.
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/i1u
Old coupons (from the oldest to the newest): BGDL204, 0e7f33, BGDDL204, BG4194, 13f142, BGD741, BGSS10%SW, bgshOOp10, BGherra, BGDLQ204, BGDQ817, BGWE159, BGLT204, BGTL204, BGTL119, BGHUS02, BGHUW02, BGTL118, BGTL110, BGAFF10OFF, BGCuponation10, BGTL108, BGTL105, BGTL567, BGZSF650, BGHONEY2110, BG6271bd, BGdd40a9, BG0f1d83, BGfd4e1e, BGa53d21, 00c906, BG00c906, BGf7409c, BG6a492a, BG788571, BGa19db2, 8BGwbg2204, BG2acb14, BG836a50, 8wEbgaInS5, BG2a5c56, BGJUNEGSG9, BGsmartbuyj3, BG0dbaff, BG386ef0, BG8ReviTrage, Cuponation9, BG51ca56, BGM1TOOLS88, BGTOOS729
(you can check these old coupons out, but these probably won’t work)
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.
Price history and price alert
Check out price history chart (for all/most countries) for Xiaomi DUKA Small Little Q Electronic Ruler. The lowest price was: $11.99.
Price records source(s): Gearbest, 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)).