Check the listing for details. LUMEDYNE # 072 100-200 W/S CONTROL BOOSTER. TESTED! XLNT.. Condition: Used. Listed at 92.99 USD. LUMEDYNE # 072 200 W/S CONTROL BOOSTER. USED VERY LITTLE; TESTED! IN EXCELLENT USED WORKING CONDITION!Control Booster will run by itself on a LU058 Series AC Power Supplies.LUMEDYNE/B&H SALES THIS BOOSTER FOR OVER 350 USDAND IT TAKES SEVERAL WEEKS TO GET IT!PLEASE NOTE, THIS ITEM IS NOT SET UP FOR BEST OFFER! I WILL SOON BE LISTING SOME ITEMS I WAS GOING TO KEEP.( ☹ ) TESTED!* * I HAVE BEEN IN THE PHOTOGRAPHY FIELD FOR OVER 40 YEARS AND I PERSONALLY TEST EVERY ITEM BEFORE LISTING & BEFORE SHIPPING IT. ALL SERIAL #S RECORDED WHEN SHIPPED. PLEASE "NOTE" THIS ITEM IS NOT SET UP FOR BEST OFFER. PLEASE SEE THE ACTUAL HIGH RES PHOTOGRAPHS**(SIMILAR WHEN MULTIPLE ITEMS ARE LISTED) AS THEY ARE A VERY IMPORTANT PART OF THE DESCRIPTION!!!!!! ASK ANY AND ALL QUESTIONS BEFORE YOU BUY.!!!!!ALL SALES ARE FINAL!!!!!THANKS.