A battery receptacle (100, 900) comprising: a substrate (120, 920); and first and second dual-contact assemblies (110, 110a, 110b, 710, 810, 810a, 810b), each of the first and second dual-contact assemblies being connected to the substrate in battery receiving disposition, each of said first and second dual-contact assemblies including: a positive contact (112, 112a, 112b, 712, 812), a negative contact (114, 114a, 114b, 714, 814), and an insulating connector (115, 115a, 115b, 715, 815) disposed between and connecting each of the positive contact and the negative contact in an electrically insulating disposition relative to each other, wherein at least one of the first and second dual-contact assemblies is a resilient dual-contact assembly such that at least one of the positive contact, the negative contact and the insulating connector of the resilient dual-contact assembly is resiliently movable, the insulating connector maintaining the positive and negative contacts of the resilient dual-contact assembly in an electrically insulated disposition relative to each other, wherein each of the positive contacts of the respective first and second dual-contact assemblies is electrically connected to a positive circuit power connection and each of the negative contacts of the respective first and second dual-contact assemblies is electrically connected to a negative circuit power connection and wherein the insulating connector of at least one of the first and second dual-contact assemblies includes a ramp portion to aid in battery insertion and prevent damage to lip of battery. a substrate (120, 920); and first and second dual-contact assemblies (110, 110a, 110b, 710, 810, 810a, 810b), each of the first and second dual-contact assemblies being connected to the substrate in battery receiving disposition, each of said first and second dual-contact assemblies including: a positive contact (112, 112a, 112b, 712, 812), a negative contact (114, 114a, 114b, 714, 814), and an insulating connector (115, 115a, 115b, 715, 815) disposed between and connecting each of the positive contact and the negative contact in an electrically insulating disposition relative to each other, a positive contact (112, 112a, 112b, 712, 812), a negative contact (114, 114a, 114b, 714, 814), and an insulating connector (115, 115a, 115b, 715, 815) disposed between and connecting each of the positive contact and the negative contact in an electrically insulating disposition relative to each other, wherein at least one of the first and second dual-contact assemblies is a resilient dual-contact assembly such that at least one of the positive contact, the negative contact and the insulating connector of the resilient dual-contact assembly is resiliently movable, the insulating connector maintaining the positive and negative contacts of the resilient dual-contact assembly in an electrically insulated disposition relative to each other, wherein each of the positive contacts of the respective first and second dual-contact assemblies is electrically connected to a positive circuit power connection and each of the negative contacts of the respective first and second dual-contact assemblies is electrically connected to a negative circuit power connection and wherein the insulating connector of at least one of the first and second dual-contact assemblies includes a ramp portion to aid in battery insertion and prevent damage to lip of battery.