[100% Guarantee] BERLS Gives you 24 months warranty, if there is any problem with the product received, we will give you 30 days unconditional refund, you can contact us through anytime, We will solve any problem for you within 24 hours. [Quality Assurance] All of our products have passed the aging test for up to 4 hours before leaving the factory. The cables have been tested to withstand more than 20,000 95°bending cycles, and are designed with durable materials and flame-retardant materials to ensure safe and reliable Charge while providing maximum charge protection for your shaver. [Charging Reminder] Smart LED light, the red light will always be on after charging. ✓[Product Parameters] INPUT: 100-240V 50/60Hz 0.5A, OUTPUT: 4.3V/70mA, Cable length: 1.5m. [Universal Compatibility] for Philips QP2520, QP2620, MG5730, MG3720, MG3722, MG5720, MG5740, BT3206, BT3208, BT405, RQ3 series beard trimmer( Before buying, please make sure your shaver voltage is 4.3V.).