Electric Rechargeable air pump STERMAY HT- 737 PLUS 12V 20PSI 300L/min

STERMAY SINGLE ACTION Rechargeable Electric SUP Pump – portable, powerful and versatile for outdoor adventures

STERMAY SINGLE ACTION PUMP is an advanced cordless electric air pump designed for fast inflation and deflation of SUP boards, inflatable boats, tents, air mattresses, and more. Perfect for travel, camping, and water sports enthusiasts.

Key Features:

• Up to 20 PSI pressure – suitable for SUP boards and high-pressure inflatables
• Dual-stage inflation system – high-speed airflow followed by precise high-pressure finishing
• Auto shut-off function – stops automatically at the preset pressure
• LED display with memory – real-time pressure monitoring and saved settings
• 4000 mAh rechargeable battery – inflates up to 2 SUP boards per charge
• Power bank + LED light – extra convenience for outdoor use
• 7 nozzle attachments – compatible with multiple inflatable products
• Inflate & deflate modes – easy setup and quick packing

Technical Specifications:

• Max pressure: 20 PSI
• Battery: 4000 mAh
• Air flow: 70 - 300 L/min
• Power supply: USB (5V/9V) + car connection
• Charging time: approx. 4–6 hours
• Dimensions: ~189 × 175 × 80 mm
• Weight: ~1.6 kg

Why choose this pump?

• Fast inflation – inflates a SUP to 12 PSI in about 9 minutes
• Fully portable – cordless operation for maximum convenience
• Multi-purpose – one pump for all inflatable gear
• Safe & smart – automatic pressure control prevents over-inflation
• Extra features – built-in LED light and power bank for outdoor use

Video review