The Mi 4s doesn't have a wireless charger.
Parameters are as follows
Launch date: 2016
Product type: 3G mobile phone,4G mobile phone, smart phone, camera phone, six core mobile phone
Appearance type: Straight plate
Volume (W x H x D) : 70.76 x 139.26 x 7.8mm
Main screen pixels: 1080x1920 pixels
Standby mode: Dual SIM and multiple modes
网络制式:td-lte \/ fdd-lte \/ wcdma \/ td-scdma \/ cdma2000 \/ cdma1x \/ gsm
Applicable frequency: 2G:GSM 800\/1800
3 g WCDMA 1800\/1900\/2100
2g: cdma 1x800
3 g: CDMA2000 800\/1800\/1900
3 g: td - scdma 1880 - 1920\/2010 - 2025
4 g: td - lte B39 \/ 3 \/ B41
4 g: FDD-LTE B3 \/ B7
System interface: Android 5.0
CPU frequency: Qualcomm Snapdragon 808
Number of CPU cores: 6 six cores
GPU type: Qualcomm Adreno418
SIM card type: Micro SIM card Nano SIM card
Battery Specification: 3260 mah (non-removable)