timer learning special children's homework self-discipline mute little alarm clock time manager countdown reminder 计时器学习专用儿童作业自律静音小闹钟记时间管理器倒计时提醒器

upgraded pink [timing/alarm clock/temperature and humidity/weather]] upgraded white [timing/alarm clock/temperature and humidity/weather]] upgraded blue [timing/alarm clock/temperature and humidity/weather]] upgraded black version [timing/alarm clock/temperature and humidity/weather]] ordinary pink [timing/alarm clock]] ordinary white [timing/alarm clock]] flashing light white [timing/alarm clock/flashing light]] flashing light blue [timing/alarm clock/flashing light]] vibration white [timing/alarm clock/vibration]] vibrating pink [timing/alarm clock/vibration]] vibration blue [timing/alarm clock/vibration]] basic style white [positive/countdown]]

cat ear patch + sticker + battery battery