Never worry about low battery again with fast 33W SUPERVOOC charging. The 5000mAh long-lasting battery keeps you powered through the day and night, with Super Power Saving Mode and Super Night-time Standby Mode extending your usage. The 50MP AI camera captures every detail, while dual stereo speakers with Ultra Volume Mode ensure you never miss a call. RAM Expansion boosts performance, converting ROM to RAM as needed. Plus, IPX4 water resistance means spills won’t slow you down. A powerhouse in your pocket Oppo A78.