Prayagraj: Pratapgarh police recovered and handed over 170 lost mobile phones worth about Rs 33.15 lakh to their owners on Tuesday. This operation followed several complaints from the public about missing phones received by the Central Equipment Identity Register (CEIR) portal.SP (Pratapgarh) Deepak Bhukar told TOI, “Pratapgarh police have intensified drive to recover lost or missing mobiles and joint teams of cyber cell and surveillance are actively searching and recovering the lost mobiles”.Evidence such as call detail records, CCTV footage, location tracking, and the Central Equipment Identity Register (CEIR) portal was used to identify and retrieve the phones.