Linshang LS122 Solar Power Meter
Sensitivity: 1000 - 1700 nm, peak 1400 nm
https://images.linshangtech.com/user-manual/LS122_User_Manual_V7.1.pdf
Shenzhen Linshang Technology Co.,Ltd.
Website: www.linshangtech.com
According to Linshang the meter is not calibrated to a specific absolute radiation but only internally to ensure all meters read the same (personal communication).