Yes, Nokia 3310 alarm comes with snooze functionality.
No. Nokia 3310 supports only 2G network. So, you cannot use only 4g sim card - Jio sim in this phone.
No. You cannot use Jio sim in Nokia 3310.
Nokia 3310 dimensions are 115.6 x 51 x 12.8 mm (W x H x D).
Nokia 3310 comes with 1 Year standard brand warranty and 6 months warranty on in-the-box accessories.
There are a few things that do bring back the feeling of owning an original Nokia 3310, such as the classic Nokia ringtone, the physical buttons, the tiny body, and solid build quality.
You can buy other feature phones for less than this, and the new Nokia 3310 doesn't justify the extra outlay over the simple nostalgia card it's playing.