receiver:

• power supply: 9 to 13Vac or 10 to 15Vdc
• consumption : 130mA max. / 20mA standby (heating off)
• relay contacts NO / NC: 5A (resistive load) each
• 433MHz operation
• selectable timers per output: 0.5s, 5s, 30s, 1min, 5min, 15min, 30min and 60min
• Heating option for use in cold environments
• open field range of up to 30m possible
• external antenna
• dimensions: 80 x 70 x25mm / 3.15 x 2.75 x 0.98"

transmitter:

• power supply: 12V battery (included)
• V23GA: ALKALINE MN21 V23A 12V-38mAh 4223.101.401 (1pc/bl) / GP23GAC: ALKALINE V23A / EL12 12 V (5pcs/bl)
• 433MHz operation
• dimensions: 63 x 40 x 16mm (2.5" x 1.6" x 0.6")