Mechanical structure: front push and take, mechanical lock POLLY DP-9 Case 36V 48V 52V E-Bike Battery Case DP... – Grandado 36V Downtube Battery Case Ebike Battery Case Box 91 Pcs 18650 Cells 36V 48V 52V 60V 72V 65 PCS 21700 Cells Battery Box For Su I.1380108987 Diy Battery Box Mechanical structure: front push and take, mechanical lock Maximum number of cells: 91 18650 Discharge plug: 5Pin Maximum discharge current: 20A Charging port: DC2.1, optional high current 3Pin Maximum charging current: 2~5A Switch: Yes USB: No Voltage display: 4 lights Colour:Black Material:plastic Specification:36V Package Contents: 1 x Electric bicycle battery case Only the above package... Maximum number of cells: 91 18650 DP-9 Battery Case Discription. 36V 48V E-Bike Battery Case. Can Hold 91PCS 18650 Cells. Downtube Type for DIY 10S9P 13S7P 14S6P. 36V Battery Pack: 10S9P Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing.