The RJD3032HPPV30M is a rechargeable lithium-ion coin cell battery designed for wearable electronics and IoT memory backup circuits, offering a nominal capacity of 200 mAh (minimum 190 mAh) at 3.7 VDC nominal voltage (4.2 VDC to 3.0 VDC operating range). This cell features a standard charging current of 38 mA with a maximum discharge current of 380 mA, a maximum internal resistance of 7.2 mO, and operates reliably across -20°C to +60°C. The battery is supplied with a Molex connector (51021-0200) and includes a Protection Circuit Module (PCM type RJD 9901) featuring an SP31ABE main IC, FET protection, and PTC thermal protection with overcharge detection at 4.275V ± 25mV. With dimensions of 30.2 mm diameter and 4.2 mm thickness, weighing approximately 7.2 g, this cell is ideal for long-life applications requiring compact form factors and integrated safety features for memory backup and low-power wearable devices.