Description:
1.DC power jack 5.5x2.1mm, female, 3P, and the one on the right is for mounting stability.
2.You can solder leftover terminals onto the jack and then press it into your breadboard. Otherwise, good for motherboards, system boards, and other such circuit boards.
3.Application to Media Player, MP3 Player, MP4 Player, Audio-Video Equipment, Note Book, Cellular Phone, Mobile Phone, Cell Phone, Smart Phone, PDA, Car Audio etc.

Specification:
Product Name: DC Power Jack
Connector Type: 5.5 x 2.1mm Socket
Terminal: 3
Rated Voltage: 30V
Rated Current: 1A
Dimension: 14 x 9 x 11mm / 0.55-inch x 0.35-inch x 0.43-inch (L*W*H)
Material: Plastic,Metal
Color: Black,Silver Tone
Net Weight: 14g

Package Content:
10pcs x DC Power Jack