30$ — New Glacier fresh Ultrafiltration filters: https://www.amazon.com/gp/aw/d/B0BGKDJKWY?psc=1&ref=ppx_pop_mob_b_asin_title

30$ — New international travel adapter 220V to 110V. Never used, bought for 35$: https://www.amazon.com/International-Adapter-Converter-Straightener-Universal/dp/B07V81Q4XG?pd_rd_w=fdsPx&content-id=amzn1.sym.af7623a1-9c1d-4857-8065-72d4ffe603da&pf_rd_p=af7623a1-9c1d-4857-8065-72d4ffe603da&pf_rd_r=6XPQK860A3T0JNTNE8GV&pd_rd_wg=nCSyE&pd_rd_r=19007729-8a35-4238-ad8d-88393ca697a8&pd_rd_i=B07V81Q4XG&psc=1&ref_=pd_basp_m_rpt_ba_s_1_nped_sc

Pickup @Stanford campus