Size: 140 * 135 * 32mm
Shell material: plastic + zinc alloy
Package style: 2 in 1 1st generation 10400 mAh + black keyboard and mouse set
Style: 2 in 1 1st generation 10400 mAh, 3 in 1 1st generation 5200 mAh with Bluetooth speaker, 3 in 1 2nd generation 10400 with Bluetooth speaker,