Crookes Radiometer 22cm HJ6129 Transmission-Power_5W The ability to remove the

The ability to remove the whip and cover with a protective cover (included in the pack) allows the whip to be taken off if not required

4 V Li-Ion battery provides a driving time of up to 20 minutes and is quickly recharged with the included USB charger

- Detailed rigging instructions (option of simple or full rigging)

Capable of withstanding significant battle damage

7 mm Browning machine guns

Crookes Radiometer 22cm HJ6129 Transmission-Power_5W The ability to remove theLearn all about thermodynamics with the Crookes Radiometer. When exposed to light or heat, the vanes will spin. Comes in 22cm high models and makes for an educational decoration.