$18.99 – Maximum display: 6000 (3 5/6) bits automatic polarity display, Power supply: AAA 1.5V battery (Not included).
I have just checked coupons. The lowest price I could get is $18.99 for MUSTOOL MT108T Multimeter (in Banggood). Just check coupons out (with price alert and history). What is the best price?
Latest price update (UTC time):
Banggood ($18.99)
Banggood warehouse is located in China. But wait a sec… Is it a good price? Well, this price is higher than average price ($9.89) You can get coupon down below.
Link: Banggood product page
Price without coupon: $19.99
1. ($18.99): BGMAI666
apply code in your basket (cart) after clicking “Proceed to checkout”. Click to copy code and open shop.
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): bgsport, 20MT108T, 45efab, 502C6B, ed2b86, a62237, BG108DMM, aff7off, bgssaff9, BGMT108T, BG108T08, AFfbG10, BG108T9, BG989DDM, BG108T10, BG108, d459b8, BGMT108T11, BG108T5, BGVDay10%off, BGCLZY, BGMT108, bGhOnEy10, BG0449, BGherra, BGMT8208, BGM108, BGHU819, BG108T, BG12MT108T, BG01MT108T, BG108T04, BGpromkod01, BG8f5303, BGd67a54, BGd0222a, BG1308eb, BG0808c8, BG3c1ba8, BGGines, Tabby20, BG96627d, BG11c32b, BG51943, BGMT108T1, BG20236Tool, BGTOOS729
(you can check these old coupons out, but these probably won’t work)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – MUSTOOL MT108T Multimeter [EU] ($-3)
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 MUSTOOL MT108T Multimeter. The lowest price was: $9.59.
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)).