CHRISTMAS TREE FIRE & OVERHEAT ALARM IN HANGING GLITTER BALL DESIGN Simply hang the tree decoration alarm onto your Christmas Tree. Should your tree catch fire or lighting overheat in excess of 40 degrees centigrade the alarm will sound with a 120 decibel alarm. Will not switch off until deactivated. Can be tested with hairdryer. Available in Red or Silver. Uses 1 x 9v battery. (Not supplied). KEEP SAFE THIS CHRISTMAS |