Price: ₹799 - ₹449.00
(as of Nov 23, 2025 00:31:09 UTC – Details)
One 9 Volt Battery Include for all the qty of circuit and This Is Innovative Very Useful Project To Demonstrate Fire Security Alarm
Please choose qty as showing in Style name , Available in one, two or three Qty (Style name) but only circuit increase and battery only one
Assembled and tested, Best Electronic Science Project for school college students
9V Battery is only for Demo purpose that how circuit works, please use external 12 Volt power supply for long use.
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