This VGR V-055 professional hair trimmer built in 500mAh rechargeable lithium battery. This VGR hair trimmer takes 1.5 hours for full charge and after of full charge. This hair trimmer provides you 120 minutes of continuous runtime. For quick charge VGR provides you USB type-C charging cable. Also, you can use other adapters for charging like computer, laptop and power bank etc. Also, this hair trimmer can be use as corded as well as cordless in both. So, you can easily use this hair trimmer while charging or after discharge. For better and long-lasting performance always clean and lubricant trimmer after every single use. This hair trimmer comes with indicator light. When discharge it shows red light and while using and when trimmer turn into switch ON it shows green light.