THE WAY OF THE FUTURE ESPIN 21 NESTA E BIKE REVIEW Original 48v 20ah li-ion battery volt rechargeable bicycle 1000w e-bike electric 1 the need for a dedicated lithium battery charger. 3 Rated discharge current greater than or equal to10A. 1 Output 18 lines, length 200mm, red and black each one. This item can be shipped worldwide. 5 Maximum operating current 13A.