Good for over 1000 charge cycles Full charge in approximately 5 hours 30 - 35 minutes of continuous use. Perfect for replacement or use as a secondary battery so you are never without a charged battery. Lithium Ion Battery Pack for Prolux 2.0 Bagless Backpack Vacuum. Failure to use genuine Prolux filtration bags, filters & accessories with your Prolux appliance will immediately void your appliance warranty. The Prolux warranty does not apply to any non-Prolux branded products or Services (including repairs).