1) 5 sets of battery indoor Christmas lights (working) - 20 LEDs on each
2) 1 set of mains outdoor icicle string LED Christmas lights - part-working (there's a small section c.20% of the total where the LED bulbs have gone)
3) 1 set of battery outdoor lights - working, but you can't change the function, it's set to rapid flash. 50 LEDs with timer
The battery ones all take AA batteries (not suppplied)