changing “rechargeable” BATTERIES in a philips remington electric razor - YouTube
Remington MB4040 Troubleshooting - iFixit
Amazon.com: PK Power AC DC Adapter for Remington MB-320C MB320C Groom Barba Beard Trimmer Shaver Power Supply Cord Cable Battery Charger Input: 100-240 VAC 50/60Hz Worldwide Voltage Use Mains PSU : Electronics