HTC Desire Z Solar Rejuva PowerPack (23000mAh) - The Solar Rejuva PowerPack (23000mAh): Your renewable power source, anywhere in the world. (Polycarbonate Battery) – BoxWave
File:HTC Desire Z-9008.jpg - Wikimedia Commons
HTC Desire Z review | TechRadar
Battery BB96100/BG32100/BA S530 compatible with HTC S510e Desire S, (Li-ion, 3.7 V, 1450 mAh, Original (PRC)) - GsmServer