90w automatic laptop universal adapter specifications: 1. Product name: 90w automatic laptop universal adapter 2. Input ac voltage :110-240v 50/60 hz 3. Output voltage/ampere: 12-20v/4.5a, 24v/3.75a 4. Watt :90w(max) 5. Conversion efficiency:>80% (input 110-240v) 6. Protection function :over voltage protection .Short circuit protection 7. Product weight: 300g 8. Product size: 132*57*31mm 9. Output mode :dc cable output , with 13pcs tips 10. Fireproof cases, brand new components 11. CE, ROHS, FCC certificatated 12. 13 months warranty. Color box packing Carton size:660*425*280mm Qty/ctn: 20pcs/ctn
