An electronic sensing device includes a blanket, at least a sensor unit, and a display unit. The blanket has a circuit unit thereon and a plurality of couplers electrically connected to the circuit unit. The sensor unit is detachably fastened to the blanket and electrically connected to the couplers. The sensor unit has an impact surface. The display unit is electrically connected to the circuit unit of the blanket to show a message when the impact surface of the sensor unit receives an external force.