New & improved Vruzend V2.1 no-weld 18650 kit

Learn how to make your own battery with my book DIY Lithium Batteries: or check out my second book - The Ultimate DIY Ebike Guide: Get your own Vruzend battery kit at The gear I use for my videos: Camera - Nikon D5300: Lens - Tamron 18mm - 270mm: Thermal camera for iPhone/Android: Drone for “follow me“ filming: Camera for invisible selfie stick shots: Here are some of the products I use: Bafang BBS01 kit: Bafang BBS02 kit: Bafang BBSHD kit: 250W complete e-bike kit: 500W complete e-bike kit: 1,000W complete e-bike kit: 36V 13Ah Hailong (shark) battery: 48V 15 Ah triangle battery: 52V 17.5