Just check coupons out (with price alert and history). You probably want to know what is the best price?
Size / Length 70.9 ± 0.20 mm, Nominal Capacity 5000mAh, Net weight 73 ± 2 g, Name Astrolux® C2150 3C 21700 Battery, Charging Cut-off Voltage 0.02C, Brand & Model Astrolux® C2150, Internal Resitance <10mΩ, Nominal Voltage 3.7v, Discharging Cut-off Voltage 2.50V, Operate Temperature / Discharge -20℃~40℃, Size / Diameter 21.7 ± 0.20 mm, Storage Temperature -20℃~20℃, Operate Temperature / Charge 0℃~45℃, Discharging Current 15A, Charging Current 0.2C
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 and price update (UTC):
Banggood
Banggood warehouse is located in Europe . You can get coupon down below.
Link: Banggood product page
1. ($61.59): BGOutlight10
coupon code has to be applied in shop’s cart after clicking “Proceed to checkout”. Click to copy code and open shop.
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BGCuponation10, 4BLF, BGHONEY2110, BG10OFFAFF, BGwhielabel, BG10OFFAFF1, BGFLBA, BANGGOODSD, BGTorch4, 00c906, BGtorch2, BGtorch3, BGtorch7, BGAlerabatI, BGtorch9, BG8Alerabat, BG23caa1, BGLED07
(I don’t think these’re gonna work, but you can try ’em out anyway)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. China – 10x Astrolux C2150 5000mAh 3C 3.7V 21700 Battery 15A ($-3)
Price history and price alert
Here is price history (for all/most countries) for 10x Astrolux C2150 5000mAh 3C 3.7V 21700 Battery 15A [EU].
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)).