Fire sprinkler with remote release function

A sprinkler comprising:

• a sprinkler body having a fluid inlet;
• a seal configured to prevent fluid flow through the sprinkler body when the seal is in a first position;
• and
• a bulb configured to retain the seal in the first position, the bulb configured to break at a temperature and allow the seal to move to a second position allowing fluid flow through the sprinkler body, wherein the bulb comprises:
• a wireless power and communication unit configured to receive a wireless activation signal;
• an energy storing unit configured to store energy for a heating element, wherein the energy is received from the wireless power and communication unit;
• a control unit operably coupled to the wireless power and communication unit and the energy storing unit, wherein the control unit is configured to trigger a release of the energy stored in the energy storing unit responsive to the activation signal;
• and
• the heating element configured to supply the energy to the fluid in the bulb responsive to the trigger.