Mains powered. Fault warning light. Audible and visual alarms. Memory feature. Test/reset button. Wall mounted or free-standing. Cord length 2.5m.Size: H13 x W9.5 x D4.1cm.
CommentsGood points: Alarm triggered within three minutes and noise level was over 85db during testing. Thorough instructions. Drawbacks: No display. No battery back-up in case of power failure. Complicated system of flashing lights and beeps to show presence of CO or fault.