Features: Voice message and group chat function: The children"s smartwatch supports voice messages and group chats, allowing children to keep in touch with their family and friends anytime and anywhere, enhancing parent-child communication and social skills. 4G High-clear video call: Equipped with 4G network, it provides high-clear video chat, no matter where parents and children are, they can enjoy a smooth video call experience, making communication more convenient and vivid. Multi-point precise positioning: Supports LBSGPSWIFI multi-point positioning, no matter whether the child is indoors or outdoors, parents can get the child"s real-time location through the APP on the smartphone, ensuring the child"s safety. IP67 waterproof level: Precision waterproof design, whether it is hand washing, bathing or rainy days, you don"t have to worry about the watch being damaged, let the children play without worry. Large-capacity battery: Equipped with a 650mAh lithium polymer battery, low power consumption, strong endurance, meeting the child"s full-day use needs. Class mode: Parents can set the class mode through the APP, lock the phone during class time, avoid disturbing the child"s learning, and let the child focus more on the class. Alarm clock function: Supports 3 alarms, set through the APP, to help children develop good time management habits. Specification: Optional color: Blue Pink Screen: 1.4inch IPS Touch screen, Pixel 240x240 OS: Android4.4 Solution: Spreadtrum SC8521E,1.2GHz Dual-core ARM CortexTM A7MP  GPS: SC8521E, L1,1575.42MHz CA code, 22CH GPS Accuracy: 5-15m Wifi Accuracy: 30-50m LBS Accuracy: 100m above WIFI: Wireless 802.11 bgn  Video Call: By APP BT version: 4.2 Memory: RAM 2GB  ROM 4G Location: GPS, AGPS, LBS, WIFI 2G Network: GSM B2358 3G Network: WCDMA B1258 4G Network: FDD-LTE: B1 B2 B3 B4 B5 B7 B8 B12(17) B20 B28A (Or B1 B3 B5 B7 B8 B38 B39 B40 B41)         SIM card: Nano SIM card Calling: 3 SOS + 15 phone number SOS: Support G-sensor: Support (in three axis) Remote monitoring: Support Camera: 0.3MP pixels (2.0MP in option) Waterproof level: IP67 Battery: Lithium battery 650mAH, 663032 Product size: 232*41.5*16.8mm Package size: 7.5*26.8*4cm Package weight: 175g Package List: 1* Smartwatch 1* USB Charge cable (Pogo pin) 1* User manual