This is the Handy Baby Hand-held Car Key Copy Key Programmer for 4D/46/48 Chips, now it will be disassembled for all to learn its inner parts.
Disassemble the handy baby key programmer, you will see the green board.
Turn it over you will see the other side of the pcb board. It’s yellow.
Tighten with a screw and open the back cover, and you will see the battery (marked with SP-454853 3.7V 1700mAh) which connected to the car key copy main unit via a red wire.
To learn more about the handy baby, please go to
http://www.obdii365.com/wholesale/cbay-car-key-copy-programer-4d-46-48-chips.html
(handy baby operation steps to copy 46, 4D, initialize, test frequency, data read and write…)