Size 15.3cm/6in, Chain Speed 6-12m/s, Power Source Lithium Battery, Operating Hours 2-6h, Charging Time 2h, Battery 20V 3AH.
Go down and check coupons out. Remember to check price history if it is available. You probably want to know what is the 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 and price update (UTC):
Banggood
Banggood warehouse is located in China. You can get coupon down below.
Link: Banggood product page
1. ($142.70): 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
There were country-specific coupon codes published on Couponsfromchina social channels and price alerts. Coupon price may vary by country, because there’re different VAT rates, shipping cost etc. There is a chance that some latest coupons are still working:
Old coupons (from the oldest to the newest): BGa62085, BG8e8c84, BG123F2021, BGcec6cb, BGPTL088, BGa8f74f, BGe718c0, BG8eba99, BGGTools8
(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 NASUM Mini Chainsaw 6-Inch Electric Chainsaw. The lowest price was: $79.99.
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)).