✎Waterproof for all your rainy travels. to absorb impact. ❤Break through the traditional luggage restraint, add more technical features, ❤ automatic follow, remote control, fingerprint unlocking, intelligent obstacle avoidance, anti-lost reminder, peripheral charging and so on. ❤The main body shell is made of imported material, and the three layers conform to the pressure-resistant structural sheet, which is firm and tough. ❤ can be directly taken on the plane through the security check, directly remove the battery when the security check,