Battery (2-pack) + Charger For Olympus Stylus Tough Tg-1, Tg-2 Ihs, Tg-3, Tg -4, Tg-5, Tg-6, Tg6, Tg-tracker Digital Camera - Digital Batteries - AliExpress
Olympus Stylus Tough TG-4 Water/Shock/Freeze/Crush Proof 16MP Wi-Fi Digital Camera with GPS & HD Video (Red) International Version + LI-90B/92B Battery + 16GB Accessory Kit w/ HeroFiber Cleaning Cloth - Walmart.com
Amazon.co.jp: OLYMPUS Digital Camera STYLUS TG-4 Tough : Electronics