High level output (3.3V) of pre-settable variable width (5Secs -18 Minutes) is provided. Circuit diagram of the PIR Motion Sensor Light and Switch based on SB0061 shown here can be used for security ...

A solar charger circuit to charge Lead Acid or Ni-Cd batteries using solar ... So it can be used to prevent use of mobile phones in examination halls, confidential rooms, etc. PIR sensor light switch ...