ADOPTS WITH LITHIUM CELL MANAGEMENT OFFERS FAST AND SAFE CHARGING--Adopt intelligent lithium cell management IC for fast and safe charging.     BALANCING CHARGING EXTENDS BATTERY LIFE--With balance charging to balance the characteristic of each battery in battery pack and prolong battery life.     MULTI-OVER PROTECTION ENSURES SAFETY USE--Provide a variety of protection functions including overcharge, over-discharge, short circuit, and temperature protection.     EQUIPPED WITH ALUMINUM FIN ENSURES QUICK HEAT DISSIPATION--Equipped with thickened aluminum fin to achieve quick heat dissipation.     MANY TIMES TESTING ENSURES HIGH QUALITY--This product has gone through load and aging test for quality assurance.     Name: 13s lithium battery protection system     Protection function: overcharge, overdischarge, overcurrent, temperature control, balance     Use a single battery voltage: 3.65V (can be set)     Continuous current: 200A/300A     Charging voltage: 58.4V     Overcharge Protection:     Detection voltage: 4.25V +/- 0.05V     Detection delay: 1s     Release voltage: 4.15V +/- 0.05V     Over discharge protection:     Detection voltage: 2.7V +/- 0.1V     Detection delay: 1s     Release voltage: 3.0V +/- 0.1V     Overcurrent Protection:     Detection voltage: continuous current * 2.5 times     Detection delay: 1s     Release condition: disconnect the load     Voltage equalization:     Detection voltage: more than 4.18V     Release voltage: less than 4.18V     Current consumption: 30mA +/- 5mA     Short circuit protection:     Trigger condition: external load short circuit     Detection delay: 700us     Release condition: disconnect the load     Temperature control protection:     Charging working temperature: -20°C~55°C     Discharge working temperature: less than or equal to 70°C     Release voltage: recovery within operating temperature     Self-consumption:     Working power consumption: 80uA     Sleep/overdischarge power consumption: 30uA     Colour: black     Material: aluminum     Size: 227x132mm          Package Contents:     1 * bms battery charging protection boardature     Self-consumption:     Working power consumption: 80uA     Sleep/overdischarge power consumption: 30uA     Colour: black     Material: aluminum     Size: 227x132mm          Package Contents:     1 * bms battery charging protection board          Only the above package content, other products are not included.     Note: Light shooting 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.