High-performance 72V and 81V powertrain upgrades for Talaria Sting MX3 and MX4. Hand-built in Germany by EVF engineers. Each battery pack uses pure nickel or copper sheet welding—no nickel strips—and only authentic grade AA+ cells, delivering up to 4× longer lifespan. All batteries come with AWG6 silicone phase cables and QS8 anti-spark connectors for higher current and safer application. Active Smart BMS with live data monitoring via iOS and Android apps.


3 products