Packing details, quantity, delivery & price Gift Box: 39.5*9.5*46 CM Out Box: 40.6*30.5*48.6 CM 3 PCS/outer cartons GW: 9.5 KG 20?ˉContainer: 1392PCS 40?ˉContainer: 2784PCS The main features & functions are as following: 1) Microcomputer controlled 2) Adjustable intensity and speed 3) With DC 12V power supply, can use in the car or indoor 4) Curing chronic strain of lumbar muscles 5) Relaxing fatigued back, lumbar and neck muscles 6) Two group and four kneading massage balls inside the cushion 7) AC home and 12V auto adaptors included. For more details,pls add my skype anitachen273