Oregon Scientific(r) Remote Add-on Sensor (THC138/BLRW)

2-3/4\" x 3/4\" x 4\" Add-on sensor for use with all Oregon Scientific cable free products - Ace No. 6104087 (Mfr. No. MTR101, Ace No. 6104103, (Mfr. No. BAR338PA), Ace No. 6104129, Mfr. No. JMR828A, Mfr. No. BAR888, JMR838WFA, JTR168LR, RMR112A Three user selectable channels LCD display Red LED transmission indicator Temperature measuring range: 4 deg. F to 140 deg. F (-20 deg. C to 60 deg. C) 10\' cable Weather proof case Uses two AA batteries Includes wall mounting bracket