You can create price alert here, copy coupons and view price history. What is best price?
Link to phone App: YES, Dimensions: 225*97*40mm, Relative Value: YES, Diode Test: YES, DIY Supplies: Electrical, Dual Display: YES, Continuity Buzzer: YES, Weight: 450g, Auto Power Off: YES, Measuring Frequnency Range: 5.12Hz/51.2Hz/512Hz/5.12kHz/512kHz/5.12MHz, Display: 4000, Measuring Voltage Range: 400mV/4V/40V/400V/750V/1000V, Operating Temperature: -20~1000’C, Battery Type: 9V(6F220)*1(Not Included), Date Hold/Back Light: YES, Model Number: HP-570C-APP
Aliexpress
There’re some similar (or not) items on Aliexpress
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. There is one great coupon!
Link: Banggood product page
1. ($57.91): BGherra
just apply this code in your cart after clicking “Proceed to checkout”. Click to copy code and open shop)
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BG9878, BGDANIU
(probably won’t work, but you can try them out)
Price history and price alert
Check out price history chart (for all/most countries) for HoldPeak Digital Clamp Multimeter HP-570C-APP.
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)).