Smart Battery Suction Cup - Free Shipping

1) Automatically replenishes air and stops when full
(Inhale when the red light is on, and Ready when the green light is on)

2) Long-lasting work,  continuous discharge for 2 hours

3)Save time and effort: long press to turn on, double press to automatically deflate

4) Diameter 210mm, Maximum suction power 200kg

5) Please do enough body protection when Charging batteries!