Below shows the MIL-STD-810 Drop Test Method 516.6 in action

You will see 5 of the 26 Drops the ECU went through

The 26 Drop Points include: Each Corner, Each Flat Side, Each Edge Side.

After all Drops were completed the ECU (Model AC186-9) was powered up and performed flawlessly. Result of Test: PASSED.
Environmental Control Units - ECU