Request Help for Make Gate Lock Project

Dear Friends,
Please kindly help me to create Fingerprint Gate Lock with Arduino, I have the gate and I need add gate lock for it. it's open with the fingerprint.
Please help me.....

Please find the attached gate lock design,

Hi,

Lots of such sensors around with tutorials etc, you just need to google.

Heres one with the Arduino - Fingerprint sensor : ID 751 : $49.95 : Adafruit Industries, Unique & fun DIY electronics and kits