Q3. Is it ok for a 3 year old kid just playing in home?
-->Yes,it is ideal for 1-4 years old kid to play and study.
Q4.Is this product easy to use?
-->This product is very toddlers friendly. Kids place the cards into the groove and the machine will speak the word on the card and emit sound of animals.Press the left button, the sound can be repeated.
Q5. How is the battrey?
-->Built-in lithium battery,300mAH
Q6. Does this require a computer download of any kind?
-->No，just insert the flash card to read.
Q7. Does it help children learn to talk？
-->Yes, it helps toddlers to learn words and know animals while playing
Q8. What's the difference of the four flash cards?
-->The pictures and words are different,and some cards can simulate the sound.
Q9.How long can the machine work?
-->4 hours, enough for kids to play.
Q10. Is it usb rechargesble or i have to buy batteies.
-->USB rechargeable.There is a charge cable in the box.