This transformer is suitable for above Ticker Tape Timer. Output 12 Volt, 2 Amp. 142 - ‘g’ by FREE FALL METHOD It has an electronic timer unit on which there are four 4 mm sockets, two for gates and another two for solenoid and a toggle switch for release and catch the ball. The other unit consists of heavy retort stand. The said retort stand carries two base boards. Out of them, one is solenoid holding base of size 149x97x113 mm providing with two banana sockets of 4mm.