Lightbulb Karbonn Smart A29 mobile

Dear Expert,
I have root my mobile Karbonn Smart A29 with Framaroot and also i have install Rom Manager in my Karbonn Smart A29 moblie and boot to recovery mode, but when it boot red exclamation mark appear. Kindly help me how to boot in recovery mode and install custom rom in my mobile.

Regards,

Dickykhyriem