Features: a. Lithium battery: shorter charging time, longer using time. b. Multi-purpose to meet different cleaning demand. c. Dust capacity: 0.24 L. Specifications: a. Lithium battery pack usage time: â?§20 mins for 3.6 Vï¼?1 pcï¼?. b. Lithium battery pack charging time: 2 hours. c. Vacuum: â?§2.0 Kpa. d. Noise level is under 64 dB. Shipping term: FOB Shunde. Payment: Negotiate with us. -