$24.99 – It is powered by 2x AAA battery (not included), 1pc handle, 3pcs Phillips bits (Ph000, Ph0, Ph2), 3pcs Slotted bits (1.0mm, 2.0mm, 3.0mm), 3pcs Torx bits (T5, T6, T8), 3pcs Pentalobe bits (0.8, 1.2, 1.5), 2pcs Hexagon bits (H2.5, H3.0), 1pc Square Head bit (SQ0), 1pc Triangle bit (3.0), 1pc Tri-wing bits (Y2.5) and 1pc U type bit (U3.0).
Check if there is $24.99 coupon for Xiaomi Wowstick 19 in 1 Kit (in Banggood). You can create price alert here, copy coupons and view price history. What is best price?
Latest price update (UTC time):
Banggood ($24.99)
Banggood warehouse is located in China. I don’t think there is an active coupon right now – at least in my database. You probably want to know if this is a good price. Well, this price is higher than average price ($15.49)
Link: Banggood product page
Price: $24.99
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BGCGHD001, BG589b2e, BG20236Tool, BGPT07
(these codes were not working in latest coupon update, but you can check them out anyway)
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 Wowstick 19 in 1 Kit. The lowest price was: $14.99.
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)).