Seiko I / SC-20T SMD Type Quartz Crystal (32.768Khz)

SC-20T  Thin type with height 0.35mm MAX

Operating tEMperature -40~+85ºC

Seiko I/ MS621T Rechargeable Battery (wide range temperature)

MS621T是Lithium可充電電池

-40〜+85ºC工作溫度範圍3.0mAh容量。