Color:Blue Multi-Functions: LBS location, Phone book, Talk-back, Voice chat, Watch alarm clock, SOS emergency alarm, Low-power alarm, Remote shutdown, Electronic fence, Lighting,Game, Camera, Photo album, Theme, Stopwatch, etc. Specification: Name: GSM Wireless Data Terminal Model : G900A Charging Volt: 4.2 V Working Temperature: 0-40℃ Chip solution: MTK6261, clocked at 260MHZ Screen: 1.44 inch color screen 128x128 pixels GSM, GPRS 2G quad-band (850/900/1800/1900) LBS base station positioning time display watch automatic update time, no manual electronic fence SIM card Mirco SIM card, side card, mobile or Unicom card SOS support remote monitoring Lithium battery 400mAH Please Note: The kids GPS tracker smart watch only supports 2G GSM Micro SIM card with data and voice plan. Not support CDMA sim card. If you are in USA, we recommend the following cards: a. SpeedTalk Mobile Card which has a $5 plan. b. T-Mobile Prepaid Complete SIM Starter Kit SIM Card. . If you save the telephone number in the SeTracker App setting's telephone, there would be no problem for your kids to receive and pick up the calls. If you keep it in the contact, your kids can only receive calls, but can't make calls ! NOT RECOMMEND: Sprint, Verizon. Package Includes: 1 x Kids Smartwatch ( SIM card not included ) 1 x USB Cable 1 x QR code Quick Guide Built-in Camera: The latest version with camera ! You can take photos via the APP, checking whether your kid is in safe environment .