Quantity   Component name
1 × Tricopter I'll be testing my device on a MAKE: Tricopter built as described in the "Maker Hangar" series
1 × 3D Printer I use a K8200 Velleman printer, available as a kit
1 × Arduino Pro Micro Or some sort of AtMega328 clone board, with the Arduino bootloader
1 × Accelerometer Probably the MMA7361
1 × Lithium battery This thing has to be totally independent from the main system, hence a small li-po battery
1 × 9g Servo This should have enough torque to open the compartment