Meet the ETENWOLF S4 Electric SUP Pump! Featuring 4X faster dual-stage inflation (600L/min Turbo & 70L/min high-pressure) up to 20 PSI, a 100% duty cycle to prevent overheating, and smart auto-stop technology. Perfect for your camping air mattress and SUP!
Electric SUP Pump Review: ETENWOLF S4 Dual-Stage Test
