1. Flywheel

Type: Solid flywheel
Support: Mounted on low resistance ball bearing
Mounting: Wall hung
Rotation counter: Mechanical (Optional)
Weight set: 5 x 50 g

2. Digital stop clock

Range: 0-999.9 sec
Resolution: 0.1 sec
Time measuring: Manual  start/stop
Rated Input: 220 V/50 Hz or 110 V/60 Hz
Power consumption: <30 W