Wholesale Mini Bike Air Pump Bicycle Pump (BQ-004)
1: Stainless steel material Solar Pump,Solar Water Pump,Solar Powered Pump,Solar Powered Water Pump MAIN NEW ENERGY CO.,LTD , https://www.main-newenergy.com
2: MPPT or PWM solar controller
3: 24 V or 48 V system
4: It can be used in the place where the traffic is inconvenient or the electricity can not be used