2pcs eahc all 8value82 16pcs 7805 7809 7812 7815 7905 7912 7915 lm317 to 220 transistor kit

1. Ultra-small size power supply module mainly used to replace 7805 7812 heat occasions. 2. Input voltage: 40V output voltage: 12V output current: 1A. 3. Wiring is the same with 7805 and 7812 IN and OUT at the both side GND in the middle.

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