Standard Features：Pneumatic Massage，Seat Ventilation，Seat Heating，Electric Footrest，Electric Backrest，Electric Slide，Usb/Type-C Charging，Wireless Charging，Ambient Light，Smart Touch Screen.Add-On Function：Zero-Power Function (Optional)，360-Degree Rotation (Optional).Material Parameters：Frame: High-carbon Steel，Leather: Nappa Skin-friendly Series，Foam: High-elastic Memory Foam，Plastic: Abs/Pu，Voltage: 12v, Power: 50w，Seat Net Weight: 60kg，Dimension (Carton): 7076100cm，Seat Size: 64 (L)×62 (W)×105(H).