These are some common tools used to work on this device. You might not need every tool for every procedure.
Screen: 3.5", 320x240 pixels, touchscreen
Interface: USB and SD Card
Dimensions: 3.7 x 0.6 x 2.9 inches
Weight: 4.0 oz
The Nuvi 1200 has a push style power button, an SD card reader on the right, and a speaker and USB input on the rear. The bottom of the unit usually has a serial number sticker with 'Nuvi 1200' written on it.