Amazon.com: Series 3 340S-4 Wet & Dry Electric Razor- grey/blue : Beauty & Personal Care
Braun Series 3 Electric Razor disassembly and battery replacement (original and AA NIMH batteries) - YouTube
Amazon.com: Series 3 340S-4 Wet & Dry Electric Razor- grey/blue : Beauty & Personal Care
Amazon.com: HQRP 2-Pack Batteries Compatible with Braun Series 3 Model Type 5772, 390cc-4, Type 5411, 350, 5873 Razor/Shaver Plus Screwdriver : Beauty & Personal Care
Braun 340S-4 Wet and Dry Shaver
Braun Shaver 340 Series 3 Battery Replacement - YouTube