High-performance battery, longer standby time: with high-polymer custom battery, faster charging, higher performance, longer power consumption, no need to worry about daily charging. IP67 waterproof: high-precision waterproof components, combined with precision waterproof technology, swimming and bathing are not afraid, can be used after drying. Electronic fence, always guard the child's safety: set the child's range of activities, when the child leaves the set area, the parent's mobile phone will receive an alarm prompt. Precise positioning, real-time viewing: Accurately record no corners of your child, fully meet the positioning needs in life and emergency situations. Ultra-thin body: 14.1mm ultra-thin craft design, just like the homework, the whole machine is bright and colorful, always envious of other children. Network: 2G.Battery capacity: 400mAh.Charging time: 2H. Display resolution: 128*128. Display size: 1.44. Camera: 0.08 m pixels. Standby time: 70h. Running memory: 32MB. Body memory: 32MB. APP support: For Android, IOS. Functions: clear call / precise positioning / long battery life / ultra-thin body / cool wear.