How to use Braun series 9 clean Charge station install the cartridge and clean the shaver DIY Shave while plugged in or away from an outlet. Braun series 9 9295cc electric shaver + clean and charge system new sealed high-capacity lithium ion battery also fully charges in as little as 1 hour. Makes it easy to take the device with you while you travel internationally. Simply place the shaver head under the faucet after you're finished.