

VESTA radio magnetic contact, RF frequency: 868 MHz, 1 x 3V CR2450 lithium battery, operating life up to 8 years
VESTA (MDC-3-F1) radio magnetic contact, RF frequency: 868 MHz, for monitoring opening and closing of doors and windows, Contact dimensions: 52.8 x 28.6 x 9.9 mm, Magnetic dimensions: 25 x 15 x 7.35 mm, 1 x 3V CR2450 lithium battery, Battery life up to 8 years, Low battery detection. Anti-sabotage.