Still using BOBOVR’s innovative power swap design, the new battery architecture separates the discharge module from the battery pack, reducing battery pack heat. It also improves the discharge efficiency by 6% compared to the old model, and adds low-battery sound reminders and accurate battery levels; Brand new B100 battery system: Compared with B2, while the volume remains unchanged, the capacity is increased from 5200mah to 10000mah, the battery capacity is increased by 92%, and the weight is only increased by 28%. Thanks to the higher output efficiency, the available capacity is B2 2 times; S3 Pro has a built-in head air-conditioning system, which uses silent technology to keep the head and face cool and comfortable even when Quest3 is worn for a long time, and supports 100-level flexible wind speed adjustment (Press the roller to open); The structure of the back of the head is optimized, and the structure of the back of the head is flatter, allowing you to lie down more comfortably on the sofa (making you sleep more comfortable if you fall asleep). The height of the overhead auxiliary bracket is adjustable and supports personalized removal! Tip: S3 Pro Starp is only Compatible with Quest3; The air conditioning system requires B100 to work; B100 capacity: Two 5000mAh battery cells in series, equivalent to 10000mAh/3.65V