For use with REED SD Series Data Loggers. REED RSD-16GB Offers Works with: REED R2020 REED R2450SD & SD-947 REED R3000SD & SD-230 REED R3100SD & SD-4307 REED R4000SD & SD-4207 REED R4500SD & SD-4214 REED R4700SD & SD-9300 REED R6050SD & SD-3007 REED R6250SD & SD-2010 REED R7000SD & SD-8205 REED R8070SD & SD-4023 REED R8500 REED SD-6100 REED SD-6020 REED R9910SD & SD-9901 Included REED RSD-16GB Micro SD Memory Card w/Adapter, 16GB