An airborne device comprising: a first and second compartment; a first circuit board positioned within the first compartment of the airborne device; a second circuit board positioned within a second compartment of the airborne device; and a flexible circuit connector portion configured to electrically connect the first and second circuit boards, wherein the flexible circuit connector portion comprises: a first connector portion configured to connect to the first circuit board; a second connector portion configured to connect to the second circuit board; and a spiral portion connected between the first and second circuit boards, wherein the spiral portion comprises a circumferential portion that extends around the second connector portion, and wherein the spiral portion is in a common plane with the second connector portion during an operational state; and a middle portion connected between the first connector portion and the spiral portion, wherein the common plane is configured perpendicular to the middle portion during the operational state, wherein the middle portion is connected to the first connector portion at a first bend point, and wherein the middle portion is connected to the spiral portion at a second bend point, and wherein the flexible circuit connector portion only bends at the first and second bend points when the device is in an operational state; wherein the first compartment is detachable from the second compartment, and characterised in that the spiral portion is configured to pull out of the common plane when the first and second compartments are detached and pulled apart from one another. a first and second compartment; a first circuit board positioned within the first compartment of the airborne device; a second circuit board positioned within a second compartment of the airborne device; and a flexible circuit connector portion configured to electrically connect the first and second circuit boards, wherein the flexible circuit connector portion comprises: a first connector portion configured to connect to the first circuit board; a second connector portion configured to connect to the second circuit board; and a spiral portion connected between the first and second circuit boards, wherein the spiral portion comprises a circumferential portion that extends around the second connector portion, and wherein the spiral portion is in a common plane with the second connector portion during an operational state; and a middle portion connected between the first connector portion and the spiral portion, wherein the common plane is configured perpendicular to the middle portion during the operational state, wherein the middle portion is connected to the first connector portion at a first bend point, and wherein the middle portion is connected to the spiral portion at a second bend point, and wherein the flexible circuit connector portion only bends at the first and second bend points when the device is in an operational state; wherein the first compartment is detachable from the second compartment, and characterised in that the spiral portion is configured to pull out of the common plane when the first and second compartments are detached and pulled apart from one another. a first connector portion configured to connect to the first circuit board; a second connector portion configured to connect to the second circuit board; and a spiral portion connected between the first and second circuit boards, wherein the spiral portion comprises a circumferential portion that extends around the second connector portion, and wherein the spiral portion is in a common plane with the second connector portion during an operational state; and a middle portion connected between the first connector portion and the spiral portion, wherein the common plane is configured perpendicular to the middle portion during the operational state, wherein the middle portion is connected to the first connector portion at a first bend point, and wherein the middle portion is connected to the spiral portion at a second bend point, and wherein the flexible circuit connector portion only bends at the first and second bend points when the device is in an operational state; wherein the first compartment is detachable from the second compartment, and characterised in that the spiral portion is configured to pull out of the common plane when the first and second compartments are detached and pulled apart from one another.