1. Safe and convenient to use, with timing function
2. Simple operation and beautiful appearance
3. Small and easy to carry, can be used anytime, anywhere
4. Green, no side effects, no dependence
5. Color box size: 23*15.5*4.8cm
6. Product geometry: 10.6*6.6*2.0cm
7. Net weight of the whole machine: 200g
8. Power supply conditions: DC 4.5V (3 AAA batteries)