A.R.Tronics Lithium Ion Battery 48v 20ah, Li-ion 18650

Lithium battery features: 1.Life expectancy is two times that of lead-acid batteries.The weight is more lighter 2.No memory effect and rechargeable.the battery life is more longer 3.Safer and more environmentally friendly, No heavy metals and hazardous substances. 4.Built-in IC chip will prevent battery pack over charge, over discharge, over-current, over-heat, short circuit . 5.Avoiding mechanical accidents caused by vibration. Parts included 1. 1PCS 48v 25ah Lithium Battery with Metal case+3-pin bionet plug 2. 1PCS 50A Maximum Continuous Discharge Current Built-in BMS board 3. 1PCS 54.6V 2A Charger (With EU/US/UK/AU AC Charger plug you can choose Product Specifications Battery Model 48v 25ah Nominal Voltage (V) 48v Nominal Capacity (AH) 25ah Source Resistance (m) about 40 Cell Specification 3.7V 3.4AH Cell Combination 10-parallel 13-series Cell Size 18650 Cell Quantity (parallel*series) 130pcs Discharge Cutoff Voltage (V) 41+/- 1V Charge Cutoff Voltage (V) 54.6v Rated Discharge Current (A) 50A instantaneous Maximum Discharge Current (A) 150A Maximum Continuous Discharge Current (A) 50A Maximum Continuous Charge Current (A) 5A Charge Mode CC-CV Standard Charge Current (A) 5A Charge Time under Standard Charge Current 12.5hours Fast Charge Current (A) 5A Charge Time under Fast Charge Current 5hours Charge Temperature Range -20-55°C Cell Size (L*W*T ) 240*115*70mm Battery Weight About 3.7KG Battery Power 2500W Feature: 1. Cells - A grade cells to make sure batteries in high and full capacity 2. Protection - Dual IC chips, that can anti-short circuit, anti-over charger, anti-over current, anti-overload 3. Compose Type : Injection Technology to make battery more stable. 4. Certifications : CE,UL,FCC, RoHS, ISO9001 5. Long life cycle, No memory, environment friendly.