This is the 2nd generation portable plus with memory drawer and software drawer. Batteries - very weak charge.
In 1985 the HP 110 Plus (aka HP Portable Plus and HP 45711A) was released with a higher-speed internal modem 1200 baud vs. 300 baud, more resident applications, reduced price, and an 80 character by 25 line display, which improved compatibility with desktop software applications.  In text mode, the machine supported either a derivation of the 1984 version of the HP Roman-8[nb 1] character set (in "HP mode") or IBM code page 437 (in "ALT mode"). The item "Vintage 1985 Laptop Computer HP 110+ Portable Plus -HP 45711E Working" is in sale since Wednesday, February 21, 2018. This item is in the category "Computers/Tablets & Networking\Vintage Computing\Vintage Computers & Mainframes".
The seller is "mckenzievs" and is located in Wilmette, Illinois. This item can be shipped to United States, Canada, United Kingdom, China, Mexico, Germany, Japan, Brazil, France, Australia, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Greece, Portugal, Cyprus, Slovenia, Sweden, South Korea, Indonesia, Taiwan, South africa, Thailand, Belgium, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Austria, Bahamas, Israel, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, Ukraine, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Chile, Colombia, Costa rica, Panama, Trinidad and tobago, Guatemala, Honduras, Jamaica, Antigua and barbuda, Aruba, Belize, Dominica, Grenada, Saint kitts and nevis, Saint lucia, Montserrat, Turks and caicos islands, Barbados, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Ecuador, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman islands, Liechtenstein, Sri lanka, Luxembourg, Monaco, Macao, Martinique, Maldives, Nicaragua, Oman, Peru, Pakistan, Paraguay, Reunion, Viet nam, Uruguay.