Exo Terra Heat Wave Rock Heater.  Available in three sizes

The Heat wave rock heater simulates a stone heated by the sun.  It automatically shuts off when a certain surface temperature is reached to prevent burns.  The electronically controlled heating element is fully encased in the stone, prevent hot spots.  Natural look and easy to use in any terrarium set up - humid or dry.

Prices from £14.84

Small  £14.84 (6W)

Medium £19.49 (10W)

Large £25.13 (15W)