ขาย (pufangxcod) บอร์ดป้องกันแบตเตอรี่ลิเธียม 2 ชิ้น 2s 3a 7 . 4 8 . 4 v li - ion 18650 lipo ราคาที่ดีที่สุด

Welcome to pufang.th Store ,We insist on the lowest price to sell the best quality items！！！Main IC using original "precision" imported components. With over charge, over discharge, over current, short circuit protection function, for a variety of different shapes of 3.7V capacity lithium batteries. Sophisticated design, fine workmanship, comprehensive test. Compact size, suitable for many requirements of high integration, low cost occasions, can meet the performance requirements of many aspects, to ensure the absolute safety of the battery group. Main function: Over charging protection, over discharge protection, short circuit protection, over current protection function. Technical parameter: Overcharge Detection Voltage: 4.25-4.35V±0.05V Over Discharge Detection Voltage: 2.3-3.0V±0.05V Maximum Working Current: 3A Transient Current: 5A Operating Temperature: -40-50℃ Internal Resistance: Less than 45m Ω Connection description: B+ B-: The interface of battery core P+ P-: The connector of battery board MB: The connection point between the batteries B+: Battery V+ Positive B-: Battery V- Negative P+: Output / Charging V+ P-: Output / Charging V- Include:2 pcs