I have buyed this purifire 6 months ago.This is a very best and a compact purifire. I have ordered it online and received its delivery. We can keep it in in corner of our house .This purifire does not require electricity to work.This purifire is best for a family to drink purified water.The colour combination used in these purifire is very good.It purifies water perfect for consuming.This is the best product I have used at a affordable rate.