To integrate natural precipitation into irrigation control. Suitable for Gardena Water Timer electronic T 1030/T 14 e, watering computer C 1030 plus/C 1060 profi, control unit, art. no. 1250, radio receiver R 2/R 4, flower box irrigation, art. no. 1407, opto-electronic function principle for fast reaction in case of rainfall. Alternatively, it can be placed in the ground or on solid ground. With 5 m connection cable and plug. Approx. 1 year service life with 1 x 9 V alkaline. Battery (not included).