Homematic IP HmIP-SK4. Product colour: White, Alert notification type: GSM, Remote control transmission distance: 400 m. Central control unit battery voltage: 5 V, Central control unit dimensions (WxDxH): 118 x 104 x 26 mm, Central control unit weight: 165 g. Package weight: 1.12 kg
Homematic IP HMIP-SWSD. Power source: Battery, Battery voltage: 3 V, Battery technology: Lithium. Diameter: 11 cm, Height: 45 mm, Weight: 148 g. Certification: EN 14604, vfdb 14-01, CE, Q-Label
