40MHz, 250MSa/S, (Oscilloscope+Multimeter), DMM, 2 CH+DMM.
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. One coupon is available. Cool!
Link: Banggood product page
1. ($154.87): BGGines
you should apply the coupon in your cart after clicking “Proceed to checkout”. Click to copy code and open shop.
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BG213XWJ, BGAFF10OFF, bGhOnEy10, BGBG7937, BGherra, 7d18f7, BGSS10%SW, bgshOOp10, BG11SHOP, BGCuponation10, 13f142, Tabby20
(system checks these coupons on every price check (like once per 24 hours), but you can check them out anyway)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – Hantek 2D72 Oscilloscope Waveform Generator Multimeter [EU] ($-3)
Price history and price alert
Do you need price history chart (for all/most countries) for Hantek 2C42 Oscilloscope Multimeter? There we go. The lowest price was: $84.99.
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)).