Just check coupons out (with price alert and history). Best price?
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Latest price update (UTC time):
Compatible: 10440, 14500, 16340 (RCR123), 17335, 17500, 17670, 18490, 18650, 26650, Output Current: 2x 1A (battery) / 2A (USB)
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($16.97): BGAFF10OFF
2. ($16.97): BGCuponation10
put item in your cart and apply coupon code there 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): linepayflt, BCNLXK, MCPF2, BgcLuBofErtA10, BGFLS15
(there’s a little possibility that old coupon will work)
Price history and price alert
Check out price history chart (for all/most countries) for NITECORE F2 Battery Charger.
Price records source(s): Gearbest, 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)).