<br><b>Now you can inflate your bike tire at any time</b> <br><br>This is a smart electric compressor with a broad use. It is suitable for Schrader valve，Presta valve and Dunlop valve. <br><br><b>The glare-free LCD screen</b> <br><br>It introduces FSTN technology and offers a wider viewing angle with higher resolution. Digital LCD display with exact display of the current tire pressure, electric quantity and air pressure units. <br><br><b>Inflation automatically</b> <br><br><b>The air pump will automatically stop inflating when the inflation reaches the preset value which can be avoid over inflating</b> <br><br><b>A battery protection board of the batteries is crucial for the electric air pump!</b> <br><br>CYCPLUS upgrade A3 air pump has built-in battery protection board, it can protect and prolong the lifetime of the batteries <br><br><b>Safety first!</b> <br><br><b>Battery voltage monitoring</b> - batteries overcharge and overdischarge protection. <br><br><b>Battery temperature monitoring</b> - there is high-temperature cut-off when charging, low-temperature cut-off when charging and high-temperature cut-off when discharging etc. <br><br><b>Battery discharge protection</b> - Let the four lithium batteries discharge evenly, keep their balance and extend battery life . <br><br><b>Short circuit monitoring</b> - The voltage is under protection, if it exceeds the nominal current, the compressor stops automatically to avoid short circuit. <br><br><b>Warm Tips:</b> <br><br>The air inflator should be charged each two month even though it was not be used. <br><br>Our pump is suitable for bicycles, motorcycles, small and medium cars including SUV but do not support big truck tires, van, bus, air mattresses, inflatable boats.