$8151.00
SE
YIHENG BDW-86L770 ultra-low temperature freezer 770L/-50~ -86 ℃
770L-50~-86℃
Temperature range -50~ -86 ℃, nominal volume 770L, Rated power 1800W, CE, RoHs certification

$9101.00
SE
YIHENG BPS-800CA Constant Temperature and Humidity Chamber Programmable Touch Screen -20~100 ℃/800L
800L10~85℃35~95%R.H
Temperature range 10~85 ℃, Temperature resolution 0.1 ℃, Temperature Fluctuation +/- 1.0 ℃, Humidity range 35~ 95% R.H, Humidity deviation +/- 3% R.H, Input Power 8050W

If you don't know how to choose "Humidity tTest Chamber", please consult customer service.