Start Current 600A, Fireproof PC+ABS UL94-V0, Peak Current 1200A, USB1+USB2 Total Output 5V/3.1A, Model K-JS01, Charging Temperature 0℃~+40℃, Weight 800g, Brand KROAK, Safety Protection 8 Protections(smart clamp type), LED Light Included(flashlight / SOS light / strobe light), Capacity 14 /000mAh, TYPE-C Input 5V/2A /9V/2A, Discharge Temperature -20℃~+60℃, Size 167(L)*82(W)*33(D)mm, Certified CE / FCC / RoHs/ UL Certified / UN38.3.
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 and price update (UTC):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($59.49): BGLMQ15
2. ($61.59): BGSCM11
paste coupon code in your cart and click Apply after clicking “Proceed to checkout”. Click to copy code and open shop.
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BGAUTO22, BGdcbfa8, BGbeaa4b, BGKJS0120, BGISJUL3, BGBRJUL0, 9OFFSUMMER, BGc00a1e, BGCarEle4, BGES00a1, BGIsr419, BG99f5cf, BG091504, BG093002, BG45b0ba, BG0930a2, BG663579, BG63558e, BGca1111, BG3ee7e4, BG23dcf2, BGd4cfa6, BGCarEle5, BG845979, BGCAR639
(you can check these old coupons out, but these probably won’t work)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – Kroak K-JS01 1200A 14000mAh Car Jump Starter [EU] ($-3)
Price history and price alert
Do you need price history chart (for all/most countries) for Kroak K-JS01 1200A 14000mAh Car Jump Starter? There we go. The lowest price was: $39.99.
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)).