Sirius SLSB1 Battery - Replacement for Sirius Stiletto 10/100 Satellite Radio Battery (1200mAh, 3.7V, Lithium Polymer) Replacement Sirius SLSB1 Battery Replacement for Sirius Stiletto 10/100 Satellite Radio Batteries Lifetime Warranty Capacity: 1200mAh, Upstart Battery Brand On Sale for a Limited Time!