14V for Samsung TV/Monitor S24c570hl S22D300NY Power Supply Adaptor Cable Lead, Black

You will be able to find this on the label of your old charger or on the bottom of your laptop (Sometimes found under the battery in the battery compartment on the laptop body, but not on the battery itself). Ideally try and match it off with your old or working charger. Please compare the charging tip/connectors shape and size with your old charger to see it matches.