4,200 lumen head torch review - from banggood.com

https://goo.gl/bBs59D Enter to see the secret sale page at Banggood.
https://www.banggood.com/Wholesale-Bike-Bicycle-A4-3T6-25W-4000Lm-3-x-XM-L-T6-LED-HeadLight-Headlamp-p-65470.html?p=LP3004216674201307@9 Review of a 4,200 lumen head torch from banggood.com, using three LEDs and four rechargeable lithium batteries.