Đồng hồ định vị trẻ em S4 zhenghao011.vn

️Feature：

Length: 22cm
Width: 4cm
Thickness: 1.5cm
Applicable people: For children
Applicable platform: For Android and IOS platform
Screen size: 1.44 inch
Ways to wear: Wristband
Interface: USB 2.0
Save phone no.: 10 numbers ( S4 Smart Children Watch can dial to any phone number, but only the saved phone number can call the S4 Smart Children Watch.)
Function: Voice chat, camera, puzzle game, energy-saving flashlight, simple waterproof, time display, card phonecall, phone positioning
Special features: Support a key to switch the screen; APP can transfer the languages, support multiple languages; a key SOS emergency call (long press SOS key for 3 seconds, the watch screen will display SOS, and then enter into the alarm state); low-radiation; eye protection; environmental strap.
Power supply: Lithium-ion polymer gel battery standard 400mAH (built-in)
Input voltage: DC 5V 2A
Output voltage: 3.7V
Charging time: 3 hours
Standby time: 2-3 days
SIM: Micro SIM card
Networks standard: GSM
Networks frequency: GSM850 / 900/1800 / 1900MHZ
Location: Location Based Service (LBS)
Photo resolution: 240x240
Network: 2G

Note: English version of S4 smart watch has no weather shown function, please note it, thanks