AstroAI Direct via Amazon has AstroAI Digital Tire Pressure w/ Digital Gauge (0-150PSI) & Presta Valve Adaptor (Red) for $9.99 - $2 when you clip the coupon on the product page - 50% when you click on 'Redeem' on the product page or apply promo code NJPLFQUQ at checkout. $2.99. Shipping is free w/ Prime or on $35+ orders.

Thanks to Deal Editor iconian for sharing this deal.

Note: You must be logged into your account to apply or redeem the promo code.

Features:

• Designed to maintain correct tire pressure, reduce tire wear and extend tire life; Digital display reading instantly and clearly being shown, no longer do the guesswork of analog gauges
• Nozzle easily forms a seal with the valve stem on Schrader valves and Presta stems with a valve adaptor if you need, giving quick and accurate readings in 0.1 increments; 4 settings with range: 0-150PSI / 0-10Bar / 0-10Kgf/cm² or 0-1000KPA