Amazon.com: HQRP Battery works with Philips Norelco T3000 T6000 T7000 T7500 T800 T860 G380 Razor/Shaver 10336 4822-138-10336 plus Screwdriver : Beauty & Personal Care
PHILIPS Trimmer Battery Replacement & Refurbish | English - YouTube
Philips Shaver Series 3000 Teardown/Battery Replacement - YouTube