Insignia Unvsl Laptop Charger AC Adapter Power Supply NS-PWLC591 90W w/ #29 Tip

This is a used product, but not sure which laptop this was going to. Comes with the universal charger and the one tip only, Tip #29 I unfortunately have no further information on this product. Condition: Very good condition, May have some minor wear. Compatible Brand; Universal Color: Black Output Current: Varied UPC: Does Not Apply Compatible Model: Universal MPN: NS-PWLC595 NS-PWLC593 NS-PWLC591 Compatible Product Line: Universal Brand: Insignia Type: Universal Charger and 1 Power Adapter Tip Voltage: 19 V -- Question: will this work with an HP Elitebook 840 Answer: Yes, it works, use the MT29 tip. David M. - Insignia Support Question: Does this have Insignia tip #29? I have an HP 15 n037cl. Insignia says the tip required is Insignia tip #29