The MK150 selfassembly electronic construction kit is great fun to build and play with. Simply shake and watch it slowly roll to stop on a random number.Good introduction to electronic kit construction. Features:

• no push buttons required just give it a shake
• microprocessorcontrolled
• auto poweroff
• soldering required
• Power supply: 3Vbattery (CR2025 or CR2032) (not included)
• Dimensions: 1.4 x 1.4 x 1.3