The ROCKBROS AS1 Pro is an ultra-compact electric bicycle pump with a maximum pressure of 120 PSI and an LED digital display showing real-time pressure and battery status. It inflates a standard bicycle tyre in 50–170 seconds and charges fully in 30 minutes via USB-C (5V 1.5A). Compatible with both Schrader (AV) and Presta (FV) valves, it weighs just 120g with an aluminium housing.
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