Is there a charge for children's phone watches with low battery and SMS reminder?

Charge, that is, the ordinary SMS fee, 10 cent, to remind you not to forget to charge, 360 child guards' telephone charges are charged by local calls. When you apply for a card, you can choose the cheapest monthly rent and local calls. In addition, you need to open 2g data traffic, which is usually almost enough in one month, usually once every 4 to 5 days.