1. Aluminum substrate - improve heat dissipation performance 2. Thicken 2 times copper PCB board 3, with copper nose - easy wiring 4. 28 grain 2 milliohm imported mos 5. Long-term continuous 100A Model: Four strings of 12V 150A-balanced same port 32V Size: 60x140x15mm Continuous working current: continuous 100A, short-term 150A Instantaneous working current: 460A Charging voltage: about 15V Balance current: 92mah Charging current: within 60A Overcharge protection voltage: single cell 375V0025V Over-discharge protection voltage: single cell 210V005V Short circuit protection: yes (test prohibited, damage not guaranteed) Applicable assembly: four strings of nominal 32 lithium iron phosphate batteries Load : within 1300 watts of DC 12V (actual), emergency start for gasoline vehicles. Colour:silver + green Material:PCB+Metal Package Contents: 1 x Battery protection board 1 x Sampling line Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.