This 12-84V universal bike throttle grip features an LCD display for real-time voltage and battery health monitoring, ensuring you never run out of power unexpectedly. With automatic voltage identification, it supports electric bikes, scooters, and tricycles under 100V. The 5-wire system makes installation simple. Wide compatibility with 12V, 24V, 36V, 48V, 60V, 72V, and partial 84V vehicles ensures versatility for all your needs.