UNI-T UTD2102CEX Oscilloscope (Banggood, Aliexpress: Trigger Modes Edge, Storage Setup, Alternate, Interface USB OTG, Sample Rate 1Gs/s, Vertical Sensitivity(V/div) 1mV/div~20V/div, Waveform Acquisition Rate ≥2000wfms/s, Bitmap, Pluse, Slope, Bandwidth 100MHz, Rise Time ≤3.5ns, Video, Timebase Range(s/div) 2ns/div~50s/div, Wave, Memory Depth 25kpts (the best price with coupon)).
Basically copy coupon, view price history or create e-mail price alert. Best price?
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 coupon code price check (UTC time):
Banggood
Banggood warehouse is located in China. I don’t think there is an active coupon right now – at least in my database.
Link: Banggood product page
Price: $-3
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/feV
Old coupons (from the oldest to the newest): AFfbG10, BGBFAFF2019, BGCITYADS2019, bGhOnEy10, BGherra, BG11SHOP
(these coupons are old, so probably won’t work)
Price history and price alert
Price history (for all/most countries) for UNI-T UTD2102CEX Oscilloscope is here. The lowest price was: $257.04.
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)).