estate item, charges up and turns on, battery is probably weak. includes charger and earpiece.  The manual is on line here; https://en-us.support.motorola.com/euf/assets/downloads/Manuals/C139_US.pdf  <<<PRESS AND HOLD THE RED BUTTON TO TURN IT ON ... it took me reading the instructions to figure that out.  

Motorola C139 is a cellular phone designed and manufactured for Motorola by an Original design manufacturer.[citation needed] It addresses people with basic needs,[1] and has limited features.[2] This phone has been offered on AT&T's GoPhone service, TracFone, Cellular One, and Net10. It is primarily focused for prepaid plans,[3] and was claimed by a PC Magazine review to be the cheapest unlocked GSM handset.[4] The Motorola C139 is supported by OsmocomBB.