B07Y4PGWKN TBidder Kids Smart Watches for Girls Boys Support 4G with GPS Tracker Video Call HD Touch Screen Waterproof Fit Android iOS

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Support 4G Network:It can be used in most countries using GSM / WCDMA / FDD-LTE networks, but only in the specific frequency range ( B1 / 2 / 3 / 4 / 5 / 7 / 8 / 12 ( or 17 ) / 20 / 28A ) of 4G networks.Applicable to AT&T, T-mobile, but Sprint and Verizon does not support it. (Please consult the SIM card supplier for details)
IP65 waterproof: This children’s smart watch has IP65 waterproof rating, only supports life waterproof, and can be washed under water for a short time. (Not applicable for swimming, hot tub or sauna)
Instant Communication: Insert a Nano SIM card from the side, parents can video chat or voice conversation with your children, get the latest action of your baby anytime, anywhere
Best Care: A food-grade silicone wristband, a safe and reliable lithium battery and a one-click SOS function, all escort your child’s safety
Suitable for children with wrist sizes between 4.7 inch and 5.9 inch