https://www.techtronic.site/freedoh-48v-17-5ah-ebike-battery-17500mah-rechargeable-lithium-ion-electric-bike-battery-for-1000w-750w-500w-350w-250w-motors-for-mountain-bicycle-cross-bike-with-charger/
FREEDOH 48V 17.5Ah Ebike Battery 17500mAh Rechargeable Lithium-ion Electric Bike Battery for 1000W 750W 500W 350W 250W Motors for Mountain Bicycle Cross Bike with Charger