NEXFAN hanging neck fan Color:Purple 4: The built-in rechargeable battery

4: The built-in rechargeable battery (1000MA polymer) is safe

Aroma: Lavender

If you need the continuous alarm training function

Million HD pixels collocated with 166 degree wide-angle lens

for Huawei

NEXFAN hanging neck fan Color:Purple 4: The built-in rechargeable batteryBattery capacity: Lithium ion polymer battery 1800mAH * 2 Voltage: Voltage: 5V Cooling wafer temperature reduction range: 6 9 degrees Working current: 1A Product size: 18. 2x20x6cm Plug: 5V2A USB plug Charging time: 1. 8 hours Endurance: small air volume 18 hours stroke volume 12 hours high air volume 8 hours (Additional cooling chip time is 3 hours (small air volume) 2 hours and 35 minutes (stroke volume) 2 hours and 10 minutes (high wind volume)