Sealey-RoadStart-Emergency-Power-Pack-12V-900-Peak-Amps-Sealey-RS131-Composite-case-with-moulded-rubber-protection-integral-battery-cable-storage-and-carry-handle-LED-Battery-condition-polarity-check-with-audible-warning-if-polarity-is-reversed-and-charge-indicators-Features-independent-on-off-switch-which-allows-the-positive-clamp-to-be-connected-without-the-risk-of-sparking-and-an-integral-LED-worklight-for-use-at-night-Fitted-with-two-12V-power-sockets-that-will-accept-any-12V-devi