TEST MOTORS AND TRANSFORMERS FOR PROPER PHASE BEFORE POWERING ON. BUILT-IN TEST LEADS. BASIC INSTRUCTIONS ARE IN THE LID. REMOVED FROM SERVICE, BROKEN HINGE ON COVER HAS BEEN REPAIRED, GOOD CONDITION. USES ONE D CELL BATTERY, INCLUDED. NO MANUAL. GUARANTEED FOR 30 DAYS. Availability: Usually ships the next business day. $250.00