6 PCS Electronic Accessories: 1 x Buzzer & 5 x Power Inlet Sockets Sound-making Type: Continuous Sound Rated Voltage: DC 12V; Rated Current: 350mA Plastic Housing, terminal design is conveninet to connecting. An perfect item for industrial use. Material: Plastic, Metal; Color: Black, Silver Tone+ Red Product Name: Power Inlet Socket; Power Supply: AC 250V 10A; Plug Type: IEC 320 C14Pins Number: 3;Mounting Type: Screw Type; Mounting Size: 2.7 x 2 x 2.1cm / 1.1inch x 0.8inch x 0.83inch (L x W x T) Description: IEC 320 C14 male plug, 3-pin terminals, durable material construction, long using life. Used widely in lab equipments, devices, fitness equipments, industrial automation equipments, etc. Note: Screws are not included here. Mounting Screw Pitch: 4cm / 1.6inch Overall Size: 5 x 2.2 x 2.7cm / 2inch x 0.9inch x 1.1inch (L x W x T) Product Name: Buzzer Harmonic Frequency: 3000 +/- 500Hz Sound Decibel: greater than equal 120dB Overall Size: 6.4 x 5.5cm/2.6inch x 2.2inch(L x D) Mounting Hole Diameter: 5.5cm/2.2inch Wire Length: 90cm /35.4inch Package Contents: 1 x Buzzer 5 x Power Inlet Sockets