Product information：  

Model: R911  

Control method: touch control + button  

Battery type: polymer lithium battery

Screen size: 1.28 240*240 IPS  

Battery capacity: 400mAh  

Screen type: TFT IPS  

Bluetooth: 4.0BLE (low power consumption)  

Main control chip: NRF52832

Charging method: dedicated charging cable  

Sensor: BST-BMA253  

Compatible system: Android 4.4 and above, 10S8.2 and above

weight:  

Net weight: 70.7G  

Gross weight: 263.7G  

Box size: 120MM* 120MM*88MM