This is a 1.5 pF ±0.25pF ceramic capacitor with a capacitance of 1.5 picofarads and a tolerance of ±0.25 pF. It operates at a voltage of 100V and has a metric size of 1206 (3216 in imperial). The C0G/NP0 rating indicates that it is a high-stability ceramic capacitor suitable for precise applications.