Folding the umbrella and leaning it against the door, Yu Xing smoothed down her black T-shirt and khaki work pants. Taking a deep breath, she pushed open the rusty, heavy iron gate.,"The battery in the camera is running low, so you'll have to find the spare batteries I've hidden around the factory. They are all used batteries, with just a little bit of charge left. To ensure four hours of continuous power, you'll need about eight." Hao Assistant announced the supplementary rules with a smile.,Let me know if you have any other text you'd like me to translate!。