This part is a kind of semiconductor called SMD5730.
Function of this product has LED.
Manufacturers : SANPU
Image and pinout :

Some of the text within the PDF file :
SMD 5730 Series Data Sheet ◆Features/特性 Super high efficiency High reliability performance Viewing angle 120° Suitable for all SMT assembly and solder process Complied with ROHS directive 高光效 高可靠性 角度 120 度 适合所有 SMT 组装及焊接工艺 符合 ROHS 指令要求 ◆Product Definition Code/LED 产品命名原则: ① ② ③ ④⑤⑥ ⑦⑧ ⑨ ⑩⑪ SP 5730 □□ □□Х □Х ХХ Х□ 色温段/CCT 显色指数/Ra 光通量/Luminous flux 支架版本/Leadfram version 支架供应商/Leadfram supplier 芯片颗数/Die QTY 芯片尺寸/Die size 芯片供应商/Die supplier 发光颜色/Lighting color 封装形式/Package type 三浦半导体/Company 地址: 深圳市宝安区福永街道福园一路高新 技术工业园第二栋 电话: 86-75 [ ... ]