Weltool UB21-50 21700 Battery – 5000mAh USB-C Rechargeable Li-ion Out The Front making each copper Natrix unique

making each copper Natrix unique

18W PD Fast Charging Capacity

the Blink is the gentlemen's knife with a naughty attitude

LED direct soldering on copper for maximum heatsink ability (Spot LED only)

granting 30 minutes of 4000 lumen burst and a max runtime of 350 hours on low

Weltool UB21-50 21700 Battery – 5000mAh USB-C Rechargeable Li-ion Out The Front making each copper Natrix uniqueWeltool UB21 50 5000mAh 21700 USB C Rechargeable Battery The Weltool UB21 50 (WEL UB21 50) is a 5000mAh 21700 rechargeable lithium ion battery with a built in Type C charging port, so you can recharge it directly with a USB C cable no external charger needed. Its integrated steel shell design avoids the diameter increase of traditional protected cells for a reliable fit in high output flashlights. Highlights 5000mAh capacity in a 21700 cell Built in