In order to meet the needs of the smart wear market, Dongguan LIDEA Electronics Co., Ltd. has recently developed various new specifications of button lithium batteries to better serve the smart wear fields such as TWS Bluetooth headset, hearing aid and micro microphone. At present, our main steel shell button lithium battery models :LIR0640,LIR0854,LIR0940,LIR1038,LIR1040,LIR1045,LIR1054,LIR1140,LIR1145,LIR1154,LIR1220,LIR1240,LIR1254,LIR1454,LIR1654,LIR2025,LIR2032,LIR2050,LIR2430,LIR2450,LIR2477