Solderless Breadboard Kit: Small Solderless Breadboard with Two Power Rails
PowerBRICKS: Breadboardable Dual Output USB Power Supplies +/-12V (100mA)
PowerBRICKS: Breadboardable Dual Output USB Power Supplies +/-9V (130mA)
PowerBRICKS: Breadboardable Dual Output USB Power Supplies +/-3.3V (320mA)
PowerBRICKS: Breadboardable Dual Output USB Power Supplies +/-5V (200mA)