?Attentive Service? We will give you 30 days unconditional refund, 24 months warranty. If there is any problem with the product received, you can contact us through anytime, We will solve any problem for you within 24 hours. ?Easy to Use - Plug and play?Our USB one blade charger cable is easy to carry when you go out,you can connect your mobile phone charging head,computer,charging treasure,car USB charger and so on. ?Specification? Input 100V-240V, output 4.3V 70mA, cable length 5 ft, UK plug, is made of environmental protection PVC and pure copper wire, provides stable and safe charging. Charger for A00390 Philips beard trimmer. ?Indicator light?The Philips Oneblade charger cord is equipped with an indicator light, which is red when it is working normally, When the shaver is not plugged in, the red light does not come on. ?USB A00390 Charger?Only Compatible Philips One Blade QP2520, QP2620, QP2510, QP2511, QP2521, QP2522, QP2620; Multigroom MG3710, MG3720, MG3730, MG3740, MG5720, MG5730, MG5740; Beard trimmer BT3203 BT3206 BT3208, BT3215, BT3216, BT3226, BT405; Philips Series S1000 S1010, S1020, S1050, S1060. !!!Note: Please check that the voltage of your shaver is 4.3V before purchg, and make sure the interface is consistent.