Hi How about an intelligent battery charger someone. To be able to charge NiCad, Lead Acid (sealed gel type), NiMH and others using bulk, float and trickle charging at various voltages to get the best performance all in one unit would be great. PIC control with an LCD and mini keypad anyone? Tim Kerby ------------------------------------------------------------------ Personal Web Pages: http://web.ukonline.co.uk/members/tim.kerby/ Email: tim.kerby@ukonline.co.uk ------------------------------------------------------------------