The Ultra's battery is perfectly integrated into the frame and offers a capacity of 804 Wh with state-of-the-art cell technology. It can be removed or charged on the bike.

Capacity: 804Wh, 22.4Ah, 36V
Weight: 4.0kg
Dual BMS: firmware updates (OTA), LG 21700 cells.
Charge: 0 – 100% 4.5h
Dimension: 367.6 x 94 x 68.5 mm
Energy Density: 200 Wh/kg
Storage temperature: -20~55°C (less than 1 month)
Operating temperature: 0~45°C (charging), -20~55°C(discharging)

Safety standards compliance to meet UL2849, EN155194, EN62133, UN38.3, FCC, UKCA.