锂锰扣式电池标称电压3V,是干电池的2倍,它采用化学性质非常稳定的二氧化锰为正极材料和比能量非常高的锂为负极材料。年自放电率低于2%，储存寿命长。电池采用合理密封结构和材料,气密性良好,使用很安全。锂锰电池具有温度宽的特点,在-40℃-+60℃下电池均能正常工作,有效存储期为一年。锂锰扣式电池广泛适用于电脑主机板、电子词典、照相机、遥控器、耳温枪、血糖测试仪、体脂肪测试仪、汽车轮胎压力计、电子称、万年历、玩具、钟表、考勤机、MP3、收音机、电子闪光产品等。日本松下电池：BR2032、BR1225、BR2330、BR2325ModelNo.NominalVoltage(V)NominalCapacity(mAh)Pulse(mA)Continuous(mA)Low-Drain( A)Diameter(mm)Height(mm)Approx. Weight(g)BR12163.02550.03112.51.600.6BR12203.03550.03112.52.000.7BR12253.04850.03112.52.500.8BR16163.04880.03116.01.601.0BR16323.012080.03116.03.201.5BR20163.075100.03120.01.601.5BR20203.0100100.03220.02.002.0BR20323.0190100.03420.03.202.5BR23203.0110100.03223.02.002.5BR23253.0165100.03323.02.503.2BR23303.0255100.03523.03.003.2BR30323.0500100.031030.03.205.5BR1225A3.04850.03112.52.500.8BR1632A3.012080.03116.03.201.5BR2330A3.0255100.03223.03.003.2BR2450A3.0600100.03224.55.05.9BR2477A3.01000100.03524.57.78.0