8 Pack 12VDC, 85dB 4000Hz Piezo Buzzer, Sealed, 13.8x7.5mm Size Start with fun experiments to

Start with fun experiments to learn basic chemistry principles

This 48w soldering station features a digital temperature control (160° - 520°C) with LCD display

which can be used as a substitute power source when you want to use your gadgets in low light

diode and continuity test

National standards correlation sheets are included

8 Pack 12VDC, 85dB 4000Hz Piezo Buzzer, Sealed, 13.8x7.5mm Size Start with fun experiments to8 Pack Piezo Buzzers Rated Voltage: 12VDC Operating Voltage: 3~16VDC Rated Current (Max): 7mA Min sound output at 10cm: 85dB Resonant Frequency: 4000500Hz Tone nature: Continuous Operating Temperature: 20 ~ +70 Storage Temperature: 30 ~+80 Housing material Color: Black Size: 13. 8x7. 5mm