The BZT55C2V7 from Micro Commercial Components is a Zener Diode with Zener Voltage 2.5 to 2.9 V, Zener Current 1 mA, Voltage Forward 1.5 V, Current 5 mA, Current Reverse Reverse Leakage Current:- <10 - <50 uA. More details for BZT55C2V7 can be seen below.