It‘s a cool AA and AAA battery has a cool design that can be placed vertically or and AAA can be stacked with holde of the same size. Reference for print settingsAll data can be 3D printed without support on FDM3D printe. “shared_stacking_shell”is printed with a layer height of 0.15 mm.“aa/aaa_holder_body”is printed with a layer height of 0.15 to 0.25 mm。 纵放和横放都是很酷的设计。AA和AAA可以堆叠在相同大小的持有人上。 打印设置参考FDM 3D打印机,无需支持所有数据即可进行3D打印。 “shared_stacking_shell”以0.15 mm的图层高度打印。“aa/aaa_holder_body”以0.15至0.25毫米的图层高度打印。