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Details:   General Parameters: 47.45V60A, 51.1V60A, 54.75V60A, 57.6V60A, 58.4V60A... How to comfirm your charger Charge Voltage(Constant Voltage: CV)? Lithium Ion Battery = 4.2V x the number of cells in series("S"↓); LiFePO4 Battery = 3.65V x the number of cells in series("S"↓); Lead Acid Battery = 14.7 x the number of cells(12V/cell) in series("S"↓). And How to comfirm your charger Charge Current(Constant Current: CC)?   ★★★★★     4000W Customized 4000 ... more info

Details:   General Parameters: 62.05V50A, 65.7V50A, 69.35V50A, 73V50A... How to comfirm your charger Charge Voltage(Constant Voltage: CV)? Lithium Ion Battery = 4.2V x the number of cells in series("S"↓); LiFePO4 Battery = 3.65V x the number of cells in series("S"↓); Lead Acid Battery = 14.7 x the number of cells(12V/cell) in series("S"↓). And How to comfirm your charger Charge Current(Constant Current: CC)?   ★★★★★     4000W Customized 4000 Watts Iron ... more info

Details:   General Parameters: 75.6V40A, 79.8V40A, 84V40A, 88.2V40A... How to comfirm your charger Charge Voltage(Constant Voltage: CV)? Lithium Ion Battery = 4.2V x the number of cells in series("S"↓); LiFePO4 Battery = 3.65V x the number of cells in series("S"↓); Lead Acid Battery = 14.7 x the number of cells(12V/cell) in series("S"↓). And How to comfirm your charger Charge Current(Constant Current: CC)?   ★★★★★     4000W Customized 4000 Watts Iron ... more info

Details:   General Parameters: 76.65V40A, 80.3V40A, 83.95V40A, 86.4V40A, 87.6V40A... How to comfirm your charger Charge Voltage(Constant Voltage: CV)? Lithium Ion Battery = 4.2V x the number of cells in series("S"↓); LiFePO4 Battery = 3.65V x the number of cells in series("S"↓); Lead Acid Battery = 14.7 x the number of cells(12V/cell) in series("S"↓). And How to comfirm your charger Charge Current(Constant Current: CC)?   ★★★★★     4000W Customized 4000 ... more info

Details: ★★★★★     400W DC-DC Step-up Boost Converter 8.5-50V to 10-60V 15A Constant Current Power Supply Module LED Driver 1--Type: Non-isolated boost module 2--Input Voltage: DC8.5V to 50V 3--Output Voltage: DC10V to 60V (continuously adjustable, default 19V) 4--Max. Input Current: 15A (please enhance heat dissipation if more than 8A) 5--Max. Output Current: 12A (related to the input and output voltage difference, the greater voltage difference is, the smaller output current will ... more info

Details: ★★★★★     44T/46T/48T/52T Single Speed Chainwheel Chainring Crankset 170mm 1--Number of teeth：44T,46T,48T,52T 2--Material:Aluminium Alloy 3--N.W:about 0.4kg   All aluminum alloy with very good quality   ★★★★★  Contact us NOW!   Email: topbikekit@hotmail.com Skype: TBK Chen (topbikekit@hotmail.com)