howiechoo,
those 30cent LED is 3V... so it can be connected in 4 pcs n dont need any resistors... i think mayb u connected it wrongly... must be connected in series... like de diagram i posted...
jaywat,
those normal LEDs is 1.5V?? are u sure?? i dun think so...
simefly,
hahaha.. warehouse again?? bbq somemore?? good!! haha