2 sentences

1. 他的建议仅供参考。

   tā de jiàn​yì jǐn gōng cān​kǎo.

   His suggestions are for reference only.

   Source: Dong Chinese Dictionary

2. 图片仅供参考，请以实物为准。

   tú​piàn jǐn gōng cān​kǎo, qǐng yǐ shí​wù wéi​zhǔn.

   Pictures are for reference only; please refer to the actual product.

   Source: Dong Chinese Dictionary