JA-157J
Jablotron JA-157J wireless wrist & neck panic button
Portable JA-157J panic button for personal alarm and remote control. Wearable on the wrist or as a necklace; also mountable. Operates at 868.1 MHz, IP65, powered by CR2032 (~3 years). Compatible with JA-103K/JA-107K; occupies one system address.
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