1. Products specification Name: Litium battery for urban electric bike - batteria bici elettrica Normal capacity: 10ah Normal voltage: 36v Cell qty 40pcs Outside dimension According to your need Warranty: 1 year Weight: 3.6kg Recycle life: >800 times Sp: 10s4p Certificate: Ce, rohs, msds Feature 1. Low discharge rate, no "memory effect" 2. Short-circuit and over-current protection 3. Low recurring operation cost 4. Environmental friendly Attention 1. Don't dispose in fire or heat 2. Don't puncture, damage and disassemble 3. Don't mix fresh batteries with used batteries Package: carton box