I tried using an extended battery "L40G4" that makes GoPro's battery last longer than three times - GIGAZINE
Extended Battery Pack 4000mAh (Limefuel Epic L40GH) for GoPro HERO, External Mini USB Includes Extended Backdoor Housing up to 40 Meters, for entry-level camera only NOT COMPATIBLE with Hero 4, Hero 3/3+Patent
Amazon.com : Wasabi Power Extended Battery for GoPro HERO : Electronics
Extended battery "Extended Battery Pack" to make GoPro battery last three times longer than usual - GIGAZINE
Amazon.co.jp: Hohem iSteady Pro 4 Action Camera Gimbal with GoPro Hero 11 WiFi Connection Control IP64 Splashproof Water Stabilizer for Osmo Action GoPro 11/10/9/8/7/6/5/4 RX0 II Insta360OneR Action Cam and More One-Handed
Amazon.co.jp: Hohem Pro 2 GoPro 7 Gimbal Set Stabilizer, Compatible with Action Cams such as GoPro Hero 7 / Osmo Action Gimbal GoPro Hero 6 / Hero 5 / Hero 4 /
Extended battery "Extended Battery Pack" to make GoPro battery last three times longer than usual - GIGAZINE
I tried using an extended battery "L40G4" that makes GoPro's battery last longer than three times - GIGAZINE
Buy Extended Battery Pack 4000mAh (Limefuel Epic L40GH) for GoPro HERO, External Mini USB Includes Extended Backdoor Housing up to 40 Meters, for entry-level camera only NOT COMPATIBLE with Hero 4, Hero