combined load

Hello, Is there a way I can join four identical sets of LED outside lights into one battery transformer, if so what would I be looking to get in terms of Volts Watts. On each of the battery packs it says: 192 LED Outdoor Battery Lights Battery Type = 3 X AA Lamp: 3V/0.06W Non replaceable LED...

Looking at that eyesore of our CU, I noticed that the RCD (which protects only kitchen, upstairs and downstairs rings) is rated for 60A when the circuit breakers are 32a each. Is that a problem? I am aware that it is unrealistic to have 3*32A=96A at any given moment, but it is theoretically...