Fanttik's X9 Ace electric bike pump is $36 when you clip the 10% off promotion on the product page and proceed to checkout. That's $21 off the regular price at Amazon and sits below its 90-day average of $44.
The battery-powered pump reaches 150 PSI and shuts off automatically at a preset pressure. A single charge handles 8 tires.
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Features Inflates up to 150 PSI Refills a 700 x 23C road bike tire in 32 seconds 5000 mAh battery inflates 8 tires per charge Auto shutoff stops at the pressure you set Hose, Presta valve, and Schrader valve built into one unit Weighs 13.5 oz.