The Protime RF-S transponder is one of the so-called "active" transponders. The transponder is on standby and triggers on an "active" loop and uses radio transmission with the decoder. It is particularly recommended for athletics due to its small size.
This transponder is identical to the RF transponder the dimensions change and the transponder is waterproof.
This transponder is delivered with a Lithium battery. With its very small dimensions, it can easily be placed under the bib without disturbing the runner.
The battery can not be replaced.
LED indicates proper operation of the transponder when it is activated by the loop.
Supply (Lithium cell battery) :
Autonomy : 3 years Battery Type : CR 2032
Caractéristiques techniques Max speed : 140 km/h (75 mph) Max height of detection : 3 m (13.1 ft) Temperature range : -20° C à +70° C (-4 à 158 °F) Dimensions : 42 x 43 x 6 mm (1.6 x 1.7 x 0.2 in) Weight : 12 g (0.42 oz) Two frequencies : 868 MHz and 915 MHz
LED blinking : 1 time during emission, 1 time every 2 min 15 s
No arranty made in case of improper installation, maintenance or use.