Features: This board is 6-string 22.2V 12A lithium battery protections board. High current protections board, continuous 14A current. With multiple protective functions, such as over-charge, over-discharge, over-current and short-circuit protections. Made of quality electronic components, stable and reliable to use. Suitable for 6 series 3.7V 18650 lithium-ion battery. Specifications: Material: ABS+Printed Circuit Board Length: Approx. 53mm/2.09inch Continuous discharge current: 14A Instantaneous discharge current: 22A Charging voltage: lithium battery charger 25.2V Charging current: Max25A Overcharge detection voltage: 4.28 ± 0.05V Overcharge protections delay: 0.5S Overcharge release voltage: 4.08 ± 0.05V Over discharge detection voltage: 2.55 ± 0.08V Overdischarge detection delay: 0.1S The overdischarge release voltage: 2.9 ± 0.1V Overcurrent detection voltage: 150mV Overcurrent detections delay: 10MS Overcurrent protections current: 75± 5A Upper working current limit: 14A (pay attention to heat dissipation) Upper limit instantaneous current: 20A Equalization current: 56mA Overcharge voltage range: 4.25 ± 0.05V Over discharge voltage range: 2.7 ± 0.05V Static current: less than 30μA Charging voltage: 25.2V-26V Short circuit protections: protectable, delayed self-recovery Note: Please allow 0-1cm error due to manual measurement. make sure you do not mind before you order. Please allow slight chromatic aberration due to different display resolutions. Package includes: 1x Battery Protective Board