Service: This product is eligible for replacement or refund within 30 days,and the manufacturer provides an additional 12 Months Warranty.Having any question about our product, please contact us to get the quick answer. Input: 100-240V AC, 50-60HZ. Output: 8V 100MA / 2W, Total Length is approximately 5 Feet (1.5 meter). Safety: With the international quality certification authority, our products are in compliance with top industry standards, and include numerous safety mechanisms, including protection against short circuiting, overvoltage, overcurrent and internal overheating. Designed with high temperature resistant, flame retardant and fire-resistant materials, all our products provide ultimate protection for your devices. Note: Not Fit for Philips HQ8505 15V, Not Fit for OneBlade QP6520, QP6510 15V, Not Fit for QP2520 4.3V. Fit for Philips HQ850, Fit for Norelco One Blade QP2630, QP2530, QP2630/70.