$42.31 – Model: 858D, Airflow: 120L/min(max), weight: 1.25kg, Resistant: <2Ω, heating components: chinaware, power consumption: 700W, Temp Control: 100~480℃, output voltage: (AC24V), type: LED digital display, Temp Stability: ± 1'C, handle length: 100cm, dimension: 138mm(H)*10mm(W)*150mm(L), Voltage: 110V / 220V, Fan: Brushless ball, Handpiece Size: <23mm, Noise: <45dB.
ATM you can buy 858D 700W Soldering Station for $42.31 (in Banggood). Basically copy coupon, view price history or create e-mail price alert. You probably want to know what is the best price?
Latest price update (UTC time):
Banggood ($42.31)
Banggood warehouse is located in China. You probably want to know if this is a good price. It’s a good price, isn’t it? The average is $47.53. One coupon is available. Cool!
Link: Banggood product page
Price without coupon: $45.99
1. ($42.31): BGPowerTLS1
coupon code has to be applied in shop’s 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): BG589b2e, BGSaleFeb8, BGHTT15, BG20236Tool, BGCOUPERTBF8, BG5f885a, BGPowerTLS2
(system checks these coupons on every price check (like once per 24 hours), 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 858D 700W Soldering Station. The lowest price was: $38.99.
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)).