| Parameters | 
                                                                                                            
                                        | Mfr | Seiko Instruments | 
                                                                        
                                        | Series | MS421R | 
                                                                        
                                        | Package | Tape & Reel (TR) | 
                                                                        
                                        | Product Status | Active | 
                                                                        
                                        | Battery Chemistry | Lithium | 
                                                                        
                                        | Battery Cell Size | Coin, 4.8mm | 
                                                                        
                                        | Voltage - Rated | 3 V | 
                                                                        
                                        | Capacity | 1.5mAh | 
                                                                        
                                        | Size / Dimension | 0.19" Dia x 0.08" H (4.8mm x 2.1mm) | 
                                                                        
                                        | Termination Style | SMD (SMT) Tab | 
                                                                        
                                        | Discharge Rate | - | 
                                                                        
                                        | Shelf Life | - | 
                                                                        
                                        | Standard Charge Current | - | 
                                                                        
                                        | Standard Charge Time | - | 
                                                                        
                                        | Shipping Info | Due to restrictions, only ground shipment is allowed. | 
                                                                        
                                        | RoHS Status | Not applicable | 
                                                                        
                                        | Moisture Sensitivity Level (MSL) | 1  (Unlimited) | 
                                                                        
                                        | REACH Status | REACH Unaffected | 
                                                                        
                                        | ECCN | EAR99 | 
                                                                        
                                        | HTSUS | 8507.60.0020 | 
                                                                        
                                        | Other Names | 728-MS421RIV03ECT | 
                                                                        
                                        | Standard Package | 3,000 | 
                                                                                                        
                            
                         
                                                Coin, 4.8mm 3 V Lithium Battery Rechargeable (Secondary) 1.5mAh