Numbers Flash CardsMake numbers click for little ones aged 3+. 20 illustrated flash cards covering numbers 120, helping children recognise numbers, understand quantity and build early maths confidence through play.

storage temperature: 20~+60 degrees Celsius

Over 90 degrees bent will cause black

With night light

Active sensing technology

no sour hands after long-term use

and make you have relax moment at home / office / meeting room / outside sports and great gifts for your family and friends

and the alarm will be issued immediately when the temperature and humidity exceed

easy to handle

The charging box can provide charging times for the headset: 4 times

comfortable and natural to play

Transmission distance: 18m

Input voltage: QC 9V/2A