The VOLTRA I battery is designed for long-lasting performance, with usage time varying based on training intensity:
For individual users who train daily: 2-3 weeks before recharging
For group training with high frequency: 3-5 days before recharging
The VOLTRA I battery is designed for long-lasting performance, with usage time varying based on training intensity:
For individual users who train daily: 2-3 weeks before recharging
For group training with high frequency: 3-5 days before recharging