Model: NE555P Supply Voltage Max: 18V Supply Current Max: 15A Frequency: 0.5GHz Mounting Type: SMD/ The NE555 monolithic timing circuit is a highly stable controller capable of producing accurate time delays or oscillation. The IC timer is precisely controlled by one external resistor and capacitor. Operating Temperature Range: 0Celsius ~ +70Celsius Total Size: Approx. 5 x 4 x 1 mm Pin Length: Approx. 1 mm Pitch: Approx. 1 mm Material: Plastic + metal Package Includes:10 x IC Timer Note:Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.