Keeping the M2 Pros magnetic heat-exchangeable battery design, the battery can be replaced at any time to keep the Quest 2 working The wrapping design can better reduce the shaking during exercise, and the rotatable shaft design makes it more convenient to wear The filler on the back of the M1 Pro adopts an innovative honeycomb polymer material, which is skin-friendly and soft, reducing the feeling of stuffiness and sliding The hot-swappable 5200mAh battery can fully charge the quest2 once, bringing twice the battery life, and about 2-3 hours longer battery life in different game scenarios The weight of a single battery is only 140g, which reduces the overall weight of the head and makes it more comfortable and balanced in use Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.