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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
Coupon (103.19 USD): 7bcdf9
(CouponsFromChina.com tip: 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
Old coupons (from the oldest to the newest): BgAuMotor, BGStereo, BGAnniversary, AM15prime, BGCar6699, BGCARKU11, BGBFCAR01, BGAutos, BGJulyCAR01, BGCARELEC, BGAFF10OFF, BGCuponation10, BGHONEY2110, BG10OFFAFF, BGwhielabel, BGJumpStar3
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
Price history and price alert
Price history (for all/most countries) for XIAOMI CARKU 1000A 16800mAh Battery Booster is here.
Price records source(s): Banggood
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You can set price alert (for Banggood).