You will find all available batteries for your Giant E-Bike here
Giant Battery | Rebuild Service – EBikeMarketplace
On the road: Giant Twist Esprit Power W | Motoring | The Guardian
Review: Giant Twist Express W | road.cc
Giant Twist compatible bicycle battery 26 Volt, 13Ah & new Charger — E-Bike Batteries
26V 15Ah for Giant Twist Energy Set AE Advanced Electronics STORCK RADDAR Battery pack Li Ion E Bike electric bicycle|Replacement Batteries| - AliExpress
Giant Twist 24/26 Volt Electric Bicycle Battery Lithium Rebuild Servic — The Battery World Shop
Giant Twist & Ease 36 Volt bicycle battery, with new charger — E-Bike Batteries
Giant Energy Pak Battery Refurbishment Service - Please Read Description | eBay
Giant Twist & Ease 36 Volt bicycle battery, with new charger — E-Bike Batteries
Review: Giant Twist Express W | road.cc
Review: Giant Twist Express W | road.cc
Battery Twist and Ease 36V 11.3 Amp
Giant 36 Volt lader 5 pins - Fietsaccuwinkel.nl
Giant Twist compatible bicycle battery 26 Volt, 13Ah & new Charger — E-Bike Batteries
Giant Twist Freedom Dx Full Review | Citizen Bloomington
Replacement Electric Bike Batteries Guide | EBR
Inside a 26V Giant Twist (Sanyo ca 2012) Batterypack - YouTube
26V 15Ah for Giant Twist Energy Set AE Advanced Electronics STORCK RADDAR Battery pack Li Ion E Bike electric bicycle|Replacement Batteries| - AliExpress