Sofirn HS41 thoughts 21700 4000 lumen headlamp

Sofirn HS41 headlamp with 4000 lumens max output Initial thoughts on the new Sofirn HS41. SST20 led quad TIR and 21700 cell make for a powerful light. But will its USB charging be up to my standards? Manufacturers website link: https://www.sofirnlight.com/products/sofirn-hs41-4000-lumen-headlamp #Sofirn #flashlights #headlamps Join The trailtrek channel to get access to perks and more videos: https://www.youtube.com/channel/UC9kyYSgeDFYXcn_AH4FgklA/join If you want to chat with me or other members join us right now on the discord server: https://discord.gg/JU8ghSa Trail trek on instagram: https://www.instagram.com/trailtrek_real/ Want to send me a few bucks? use my paypal link Or my bitcoin or monero address on my about page.